Base | Representation |
---|---|
bin | 1001001011101011000… |
… | …0010010110001100010 |
3 | 120002012000022011222002 |
4 | 2102322300102301202 |
5 | 10041034010412032 |
6 | 200245325444002 |
7 | 14253146153333 |
oct | 2227260226142 |
9 | 502160264862 |
10 | 157752044642 |
11 | 609a1a0a015 |
12 | 266a6a10602 |
13 | 11b5061771a |
14 | 78c715228a |
15 | 418444b862 |
hex | 24bac12c62 |
157752044642 has 16 divisors (see below), whose sum is σ = 237774191712. Its totient is φ = 78494058720.
The previous prime is 157752044641. The next prime is 157752044657. The reversal of 157752044642 is 246440257751.
It is not an unprimeable number, because it can be changed into a prime (157752044641) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7553078 + ... + 7573934.
It is an arithmetic number, because the mean of its divisors is an integer number (14860886982).
Almost surely, 2157752044642 is an apocalyptic number.
157752044642 is a deficient number, since it is larger than the sum of its proper divisors (80022147070).
157752044642 is a wasteful number, since it uses less digits than its factorization.
157752044642 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38993.
The product of its (nonzero) digits is 1881600, while the sum is 47.
The spelling of 157752044642 in words is "one hundred fifty-seven billion, seven hundred fifty-two million, forty-four thousand, six hundred forty-two".
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