Base | Representation |
---|---|
bin | 1001001100000111110… |
… | …0010011111011100000 |
3 | 120002111102012211200110 |
4 | 2103001330103323200 |
5 | 10041310343314431 |
6 | 200305314251320 |
7 | 14256142155453 |
oct | 2230174237340 |
9 | 502442184613 |
10 | 157872635616 |
11 | 60a53a94883 |
12 | 2671b286b40 |
13 | 11b6c5ba627 |
14 | 78d918349a |
15 | 418ed1c346 |
hex | 24c1f13ee0 |
157872635616 has 48 divisors (see below), whose sum is σ = 414438102288. Its totient is φ = 52621363200.
The previous prime is 157872635581. The next prime is 157872635617. The reversal of 157872635616 is 616536278751.
It is a tau number, because it is divible by the number of its divisors (48).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (157872635617) 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, 2480026 + ... + 2542886.
It is an arithmetic number, because the mean of its divisors is an integer number (8634127131).
Almost surely, 2157872635616 is an apocalyptic number.
157872635616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
157872635616 is an abundant number, since it is smaller than the sum of its proper divisors (256565466672).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157872635616 is a wasteful number, since it uses less digits than its factorization.
157872635616 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 89035 (or 89027 counting only the distinct ones).
The product of its digits is 12700800, while the sum is 57.
The spelling of 157872635616 in words is "one hundred fifty-seven billion, eight hundred seventy-two million, six hundred thirty-five thousand, six hundred sixteen".
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