Base | Representation |
---|---|
bin | 1011101010000010… |
… | …1010000110001010 |
3 | 22002001222221002020 |
4 | 2322200222012022 |
5 | 22402023420320 |
6 | 1234255545310 |
7 | 140354052123 |
oct | 27240520612 |
9 | 8061887066 |
10 | 3129123210 |
11 | 1366343644 |
12 | 733b2b236 |
13 | 3ab383bc5 |
14 | 21981904a |
15 | 134a9c940 |
hex | ba82a18a |
3129123210 has 32 divisors (see below), whose sum is σ = 7511616000. Its totient is φ = 834241728.
The previous prime is 3129123203. The next prime is 3129123227. The reversal of 3129123210 is 123219213.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 163399 + ... + 181541.
It is an arithmetic number, because the mean of its divisors is an integer number (234738000).
Almost surely, 23129123210 is an apocalyptic number.
3129123210 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
3129123210 is an abundant number, since it is smaller than the sum of its proper divisors (4382492790).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3129123210 is a wasteful number, since it uses less digits than its factorization.
3129123210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23902.
The product of its (nonzero) digits is 648, while the sum is 24.
The square root of 3129123210 is about 55938.5663920698. The cubic root of 3129123210 is about 1462.6515912704.
The spelling of 3129123210 in words is "three billion, one hundred twenty-nine million, one hundred twenty-three thousand, two hundred ten".
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