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662054340 = 223529596449
BaseRepresentation
bin100111011101100…
…010010111000100
31201010202211211010
4213131202113010
52323441214330
6145410042220
722256240403
oct4735422704
91633684733
10662054340
1130a792252
12165879370
13a721493c
1463cdb63a
153d1c93b0
hex277625c4

662054340 has 96 divisors (see below), whose sum is σ = 1950480000. Its totient is φ = 167544832.

The previous prime is 662054317. The next prime is 662054363. The reversal of 662054340 is 43450266.

662054340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (662054317) and next prime (662054363).

It is a super-2 number, since 2×6620543402 = 876631898225671200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 662054298 and 662054307.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 99436 + ... + 105884.

It is an arithmetic number, because the mean of its divisors is an integer number (20317500).

Almost surely, 2662054340 is an apocalyptic number.

662054340 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 662054340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (975240000).

662054340 is an abundant number, since it is smaller than the sum of its proper divisors (1288425660).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

662054340 is a wasteful number, since it uses less digits than its factorization.

662054340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6549 (or 6547 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 662054340 is about 25730.4166309059. The cubic root of 662054340 is about 871.5611815185.

The spelling of 662054340 in words is "six hundred sixty-two million, fifty-four thousand, three hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 20 29 30 58 59 60 87 116 118 145 174 177 236 290 295 348 354 435 580 590 708 870 885 1180 1711 1740 1770 3422 3540 5133 6449 6844 8555 10266 12898 17110 19347 20532 25665 25796 32245 34220 38694 51330 64490 77388 96735 102660 128980 187021 193470 374042 380491 386940 561063 748084 760982 935105 1122126 1141473 1521964 1870210 1902455 2244252 2282946 2805315 3740420 3804910 4565892 5610630 5707365 7609820 11034239 11221260 11414730 22068478 22829460 33102717 44136956 55171195 66205434 110342390 132410868 165513585 220684780 331027170 662054340