Base | Representation |
---|---|
bin | 1001001001111100101… |
… | …0110110011100001000 |
3 | 120000222202110111102021 |
4 | 2102133022312130020 |
5 | 10034112021310144 |
6 | 200131354214224 |
7 | 14235526342504 |
oct | 2223712663410 |
9 | 500882414367 |
10 | 157289244424 |
11 | 607847503a4 |
12 | 26597a24374 |
13 | 11aa8788740 |
14 | 78818c1304 |
15 | 41589d0884 |
hex | 249f2b6708 |
157289244424 has 32 divisors (see below), whose sum is σ = 317646244440. Its totient is φ = 72585216000.
The previous prime is 157289244407. The next prime is 157289244439. The reversal of 157289244424 is 424442982751.
157289244424 is digitally balanced in base 3, 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 116492516100 + 40796728324 = 341310^2 + 201982^2 .
It is a super-2 number, since 2×1572892444242 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (52).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 700374 + ... + 897274.
Almost surely, 2157289244424 is an apocalyptic number.
It is an amenable number.
157289244424 is an abundant number, since it is smaller than the sum of its proper divisors (160357000016).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157289244424 is a wasteful number, since it uses less digits than its factorization.
157289244424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 204601 (or 204597 counting only the distinct ones).
The product of its digits is 5160960, while the sum is 52.
The spelling of 157289244424 in words is "one hundred fifty-seven billion, two hundred eighty-nine million, two hundred forty-four thousand, four hundred twenty-four".
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