Base | Representation |
---|---|
bin | 1001001100000101101… |
… | …1000111001110110010 |
3 | 120002110210211200201210 |
4 | 2103001123013032302 |
5 | 10041301131322400 |
6 | 200304403540550 |
7 | 14256005201121 |
oct | 2230133071662 |
9 | 502423750653 |
10 | 157863932850 |
11 | 60a4a090308 |
12 | 2671838a756 |
13 | 11b6a861370 |
14 | 78d7d59ab8 |
15 | 418e19d950 |
hex | 24c16c73b2 |
157863932850 has 96 divisors (see below), whose sum is σ = 422072985600. Its totient is φ = 38816893440.
The previous prime is 157863932813. The next prime is 157863932851. The reversal of 157863932850 is 58239368751.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (157863932851) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1783951 + ... + 1870349.
It is an arithmetic number, because the mean of its divisors is an integer number (4396593600).
Almost surely, 2157863932850 is an apocalyptic number.
157863932850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 157863932850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (211036492800).
157863932850 is an abundant number, since it is smaller than the sum of its proper divisors (264209052750).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157863932850 is a wasteful number, since it uses less digits than its factorization.
157863932850 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 87364 (or 87359 counting only the distinct ones).
The product of its (nonzero) digits is 10886400, while the sum is 57.
The spelling of 157863932850 in words is "one hundred fifty-seven billion, eight hundred sixty-three million, nine hundred thirty-two thousand, eight hundred fifty".
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