Base | Representation |
---|---|
bin | 10001101110111000111001… |
… | …10101000110100100101000 |
3 | 12010001211121011210011011002 |
4 | 20313130130311012210220 |
5 | 20102341204342403414 |
6 | 214533453333054132 |
7 | 11133154600045442 |
oct | 1067343465064450 |
9 | 163054534704132 |
10 | 38994491762984 |
11 | 1147452001a18a |
12 | 4459488487348 |
13 | 189b21b092ca4 |
14 | 98b4b46b3492 |
15 | 479509b0a4de |
hex | 23771cd46928 |
38994491762984 has 64 divisors (see below), whose sum is σ = 79454719065600. Its totient is φ = 17873156044800.
The previous prime is 38994491762983. The next prime is 38994491762999. The reversal of 38994491762984 is 48926719449983.
It is not an unprimeable number, because it can be changed into a prime (38994491762983) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40428224 + ... + 41381520.
It is an arithmetic number, because the mean of its divisors is an integer number (1241479985400).
Almost surely, 238994491762984 is an apocalyptic number.
It is an amenable number.
38994491762984 is an abundant number, since it is smaller than the sum of its proper divisors (40460227302616).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38994491762984 is a wasteful number, since it uses less digits than its factorization.
38994491762984 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 962034 (or 962030 counting only the distinct ones).
The product of its digits is 6772211712, while the sum is 83.
The spelling of 38994491762984 in words is "thirty-eight trillion, nine hundred ninety-four billion, four hundred ninety-one million, seven hundred sixty-two thousand, nine hundred eighty-four".
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