Base | Representation |
---|---|
bin | 11000001100101011001… |
… | …00001001110101110100 |
3 | 2221111002100020010110200 |
4 | 30012111210021311310 |
5 | 102110241110031204 |
6 | 1433542441120500 |
7 | 114032544100410 |
oct | 14062544116564 |
9 | 2844070203420 |
10 | 831437970804 |
11 | 2a067a071551 |
12 | 11517aa89130 |
13 | 6053422626c |
14 | 2c355767d40 |
15 | 169632b1539 |
hex | c195909d74 |
831437970804 has 72 divisors (see below), whose sum is σ = 2432336175360. Its totient is φ = 234546691392.
The previous prime is 831437970791. The next prime is 831437970821. The reversal of 831437970804 is 408079734138.
It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20862099 + ... + 20901914.
It is an arithmetic number, because the mean of its divisors is an integer number (33782446880).
Almost surely, 2831437970804 is an apocalyptic number.
831437970804 is a gapful number since it is divisible by the number (84) formed by its first and last digit.
It is an amenable number.
831437970804 is an abundant number, since it is smaller than the sum of its proper divisors (1600898204556).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
831437970804 is a wasteful number, since it uses less digits than its factorization.
831437970804 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41764109 (or 41764104 counting only the distinct ones).
The product of its (nonzero) digits is 4064256, while the sum is 54.
The spelling of 831437970804 in words is "eight hundred thirty-one billion, four hundred thirty-seven million, nine hundred seventy thousand, eight hundred four".
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