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5665245180 = 2235715189329
BaseRepresentation
bin1010100011010110…
…01100011111111100
3112121211011021101120
411101223030133330
543100300321210
62334053510540
7260250534540
oct52153143774
915554137346
105665245180
112447979611
121121342450
136c391c9aa
143ba58da20
15232561270
hex151acc7fc

5665245180 has 96 divisors (see below), whose sum is σ = 18249047040. Its totient is φ = 1286323200.

The previous prime is 5665245167. The next prime is 5665245193. The reversal of 5665245180 is 815425665.

It is an interprime number because it is at equal distance from previous prime (5665245167) and next prime (5665245193).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18756 + ... + 108084.

It is an arithmetic number, because the mean of its divisors is an integer number (190094240).

Almost surely, 25665245180 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5665245180, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9124523520).

5665245180 is an abundant number, since it is smaller than the sum of its proper divisors (12583801860).

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

5665245180 is a wasteful number, since it uses less digits than its factorization.

5665245180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89499 (or 89497 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 42.

The square root of 5665245180 is about 75267.8230055845. The cubic root of 5665245180 is about 1782.6779935390.

The spelling of 5665245180 in words is "five billion, six hundred sixty-five million, two hundred forty-five thousand, one hundred eighty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 151 210 302 420 453 604 755 906 1057 1510 1812 2114 2265 3020 3171 4228 4530 5285 6342 9060 10570 12684 15855 21140 31710 63420 89329 178658 267987 357316 446645 535974 625303 893290 1071948 1250606 1339935 1786580 1875909 2501212 2679870 3126515 3751818 5359740 6253030 7503636 9379545 12506060 13488679 18759090 26977358 37518180 40466037 53954716 67443395 80932074 94420753 134886790 161864148 188841506 202330185 269773580 283262259 377683012 404660370 472103765 566524518 809320740 944207530 1133049036 1416311295 1888415060 2832622590 5665245180