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1052015550 = 235253132329
BaseRepresentation
bin111110101101000…
…111101110111110
32201022112221000220
4332231013232332
54123303444200
6252220202210
735032661505
oct7655075676
92638487026
101052015550
1149a920943
12254399366
13139c4cb11
149da0b83c
15625584a0
hex3eb47bbe

1052015550 has 48 divisors (see below), whose sum is σ = 2658245040. Its totient is φ = 275242240.

The previous prime is 1052015533. The next prime is 1052015551. The reversal of 1052015550 is 555102501.

It is a super-2 number, since 2×10520155502 = 2213473434883605000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1052015550.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1052015551) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58215 + ... + 74114.

It is an arithmetic number, because the mean of its divisors is an integer number (55380105).

Almost surely, 21052015550 is an apocalyptic number.

1052015550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1052015550 is an abundant number, since it is smaller than the sum of its proper divisors (1606229490).

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

1052015550 is a wasteful number, since it uses less digits than its factorization.

1052015550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132397 (or 132392 counting only the distinct ones).

The product of its (nonzero) digits is 1250, while the sum is 24.

The square root of 1052015550 is about 32434.7891930871. The cubic root of 1052015550 is about 1017.0462895968.

The spelling of 1052015550 in words is "one billion, fifty-two million, fifteen thousand, five hundred fifty".

Divisors: 1 2 3 5 6 10 15 25 30 50 53 75 106 150 159 265 318 530 795 1325 1590 2650 3975 7950 132329 264658 396987 661645 793974 1323290 1984935 3308225 3969870 6616450 7013437 9924675 14026874 19849350 21040311 35067185 42080622 70134370 105201555 175335925 210403110 350671850 526007775 1052015550