Base | Representation |
---|---|
bin | 1001000110000100111… |
… | …00111001010100100000 |
3 | 1002212121122212211012021 |
4 | 10203002130321110200 |
5 | 20110000000000112 |
6 | 355321023311224 |
7 | 31402020113203 |
oct | 4430234712440 |
9 | 1085548784167 |
10 | 312500000032 |
11 | 110592115340 |
12 | 5069374b514 |
13 | 2361274852c |
14 | 111a731593a |
15 | 81dec97907 |
hex | 48c2739520 |
312500000032 has 48 divisors (see below), whose sum is σ = 671980905792. Its totient is φ = 141872728320.
The previous prime is 312500000027. The next prime is 312500000047. The reversal of 312500000032 is 230000005213.
It is a sliding number, since 312500000032 = 32 + 312500000000 and 1/32 + 1/312500000000 = 0.0312500000032.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a junction number, because it is equal to n+sod(n) for n = 312499999961 and 312500000015.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 249663 + ... + 829054.
It is an arithmetic number, because the mean of its divisors is an integer number (13999602204).
Almost surely, 2312500000032 is an apocalyptic number.
312500000032 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
312500000032 is an abundant number, since it is smaller than the sum of its proper divisors (359480905760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
312500000032 is a wasteful number, since it uses less digits than its factorization.
312500000032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1079561 (or 1079553 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 16.
Adding to 312500000032 its reverse (230000005213), we get a palindrome (542500005245).
It can be divided in two parts, 3125000000 and 32, that multiplied together give a 11-th power (100000000000 = 1011).
The spelling of 312500000032 in words is "three hundred twelve billion, five hundred million, thirty-two", and thus it is an aban number.
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