Base | Representation |
---|---|
bin | 1001000101001001010… |
… | …10011011111010001100 |
3 | 1002211022211111000211220 |
4 | 10202210222123322030 |
5 | 20102434024424400 |
6 | 355155251443340 |
7 | 31353441136563 |
oct | 4424452337214 |
9 | 1084284430756 |
10 | 312000233100 |
11 | 110355aa8016 |
12 | 505742b6550 |
13 | 2356304555a |
14 | 1115abc0bda |
15 | 81b0e787a0 |
hex | 48a4a9be8c |
312000233100 has 72 divisors (see below), whose sum is σ = 950232306240. Its totient is φ = 78821110080.
The previous prime is 312000233093. The next prime is 312000233101. The reversal of 312000233100 is 1332000213.
It is a super-2 number, since 2×3120002331002 (a number of 24 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 312000233100.
It is not an unprimeable number, because it can be changed into a prime (312000233101) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27362742 + ... + 27374141.
It is an arithmetic number, because the mean of its divisors is an integer number (13197670920).
Almost surely, 2312000233100 is an apocalyptic number.
312000233100 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
312000233100 is an abundant number, since it is smaller than the sum of its proper divisors (638232073140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
312000233100 is a wasteful number, since it uses less digits than its factorization.
312000233100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54736919 (or 54736912 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 15.
Adding to 312000233100 its reverse (1332000213), we get a palindrome (313332233313).
The spelling of 312000233100 in words is "three hundred twelve billion, two hundred thirty-three thousand, one hundred".
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