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156320243060 = 22517345179261
BaseRepresentation
bin1001000110010101101…
…0011001110101110100
3112221111020010010102212
42101211122121311310
510030120440234220
6155451301152552
714202522066602
oct2214532316564
9487436103385
10156320243060
116032777a323
12263673bb758
1311982ab2c57
1477ccd22872
1540ed8c40c5
hex2465699d74

156320243060 has 24 divisors (see below), whose sum is σ = 330170046696. Its totient is φ = 62166661760.

The previous prime is 156320243039. The next prime is 156320243069. The reversal of 156320243060 is 60342023651.

156320243060 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 14031350116 + 142288892944 = 118454^2 + 377212^2 .

It is a super-3 number, since 3×1563202430603 (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156320243069) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 22586171 + ... + 22593090.

It is an arithmetic number, because the mean of its divisors is an integer number (13757085279).

Almost surely, 2156320243060 is an apocalyptic number.

156320243060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

156320243060 is an abundant number, since it is smaller than the sum of its proper divisors (173849803636).

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

156320243060 is a wasteful number, since it uses less digits than its factorization.

156320243060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45179443 (or 45179441 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 32.

The spelling of 156320243060 in words is "one hundred fifty-six billion, three hundred twenty million, two hundred forty-three thousand, sixty".

Divisors: 1 2 4 5 10 20 173 346 692 865 1730 3460 45179261 90358522 180717044 225896305 451792610 903585220 7816012153 15632024306 31264048612 39080060765 78160121530 156320243060