Base | Representation |
---|---|
bin | 100100001011001101… |
… | …001100010000101010 |
3 | 10201021000102021100211 |
4 | 210023031030100222 |
5 | 1114022213310010 |
6 | 25502154051334 |
7 | 2543362420414 |
oct | 441315142052 |
9 | 121230367324 |
10 | 38842713130 |
11 | 15522776311 |
12 | 7640419b4a |
13 | 3880394830 |
14 | 1c469d99b4 |
15 | 10250d708a |
hex | 90b34c42a |
38842713130 has 64 divisors (see below), whose sum is σ = 78352686720. Its totient is φ = 13770844416.
The previous prime is 38842713103. The next prime is 38842713139. The reversal of 38842713130 is 3131724883.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (38842713139) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 270924 + ... + 388696.
It is an arithmetic number, because the mean of its divisors is an integer number (1224260730).
Almost surely, 238842713130 is an apocalyptic number.
38842713130 is an abundant number, since it is smaller than the sum of its proper divisors (39509973590).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38842713130 is a wasteful number, since it uses less digits than its factorization.
38842713130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 117895.
The product of its (nonzero) digits is 96768, while the sum is 40.
The spelling of 38842713130 in words is "thirty-eight billion, eight hundred forty-two million, seven hundred thirteen thousand, one hundred thirty".
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