Base | Representation |
---|---|
bin | 100011111000101011001001… |
… | …011101011111011000010110 |
3 | 202200211001010121012201202020 |
4 | 203320223021131133120112 |
5 | 131141311124020204232 |
6 | 1315400213312154010 |
7 | 45146366363006214 |
oct | 4370531135373026 |
9 | 680731117181666 |
10 | 157826248209942 |
11 | 46319810657994 |
12 | 1584b94b238906 |
13 | 6a0ac4a14b280 |
14 | 2ad8b8ca3dcb4 |
15 | 133a6524a2e2c |
hex | 8f8ac975f616 |
157826248209942 has 64 divisors (see below), whose sum is σ = 360118290438144. Its totient is φ = 45681370974720.
The previous prime is 157826248209937. The next prime is 157826248210003. The reversal of 157826248209942 is 249902842628751.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28678534 + ... + 33735897.
It is an arithmetic number, because the mean of its divisors is an integer number (5626848288096).
Almost surely, 2157826248209942 is an apocalyptic number.
157826248209942 is an abundant number, since it is smaller than the sum of its proper divisors (202292042228202).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157826248209942 is a wasteful number, since it uses less digits than its factorization.
157826248209942 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 62416373.
The product of its (nonzero) digits is 278691840, while the sum is 69.
The spelling of 157826248209942 in words is "one hundred fifty-seven trillion, eight hundred twenty-six billion, two hundred forty-eight million, two hundred nine thousand, nine hundred forty-two".
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