Base | Representation |
---|---|
bin | 1001001010011110100… |
… | …1010110011000100100 |
3 | 120001100200001122211102 |
4 | 2102213221112120210 |
5 | 10034404423113231 |
6 | 200153434255232 |
7 | 14242204210400 |
oct | 2224751263044 |
9 | 501320048742 |
10 | 157431457316 |
11 | 60847a54011 |
12 | 26617587518 |
13 | 11acc08c093 |
14 | 7896740100 |
15 | 4166222acb |
hex | 24a7a56624 |
157431457316 has 36 divisors (see below), whose sum is σ = 320799768156. Its totient is φ = 67404456000.
The previous prime is 157431457301. The next prime is 157431457327. The reversal of 157431457316 is 613754134751.
It can be written as a sum of positive squares in 2 ways, for example, as 101709966400 + 55721490916 = 318920^2 + 236054^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 193235 + ... + 593466.
It is an arithmetic number, because the mean of its divisors is an integer number (8911104671).
Almost surely, 2157431457316 is an apocalyptic number.
It is an amenable number.
157431457316 is an abundant number, since it is smaller than the sum of its proper divisors (163368310840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157431457316 is a wasteful number, since it uses less digits than its factorization.
157431457316 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 787740 (or 787731 counting only the distinct ones).
The product of its digits is 1058400, while the sum is 47.
The spelling of 157431457316 in words is "one hundred fifty-seven billion, four hundred thirty-one million, four hundred fifty-seven thousand, three hundred sixteen".
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