Base | Representation |
---|---|
bin | 1011100111111011… |
… | …1010111101011110 |
3 | 22001110100121122100 |
4 | 2321332322331132 |
5 | 22342242420030 |
6 | 1233342225530 |
7 | 140215636314 |
oct | 27176727536 |
9 | 8043317570 |
10 | 3120279390 |
11 | 13613530a8 |
12 | 730b852a6 |
13 | 3a95a8687 |
14 | 2185960b4 |
15 | 133e02360 |
hex | b9fbaf5e |
3120279390 has 48 divisors (see below), whose sum is σ = 8132095296. Its totient is φ = 830088000.
The previous prime is 3120279373. The next prime is 3120279401. The reversal of 3120279390 is 939720213.
It is a super-2 number, since 2×31202793902 = 19472286943317544200, which contains 22 as substring.
It is a hoax number, since the sum of its digits (36) 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 pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3286 + ... + 79065.
It is an arithmetic number, because the mean of its divisors is an integer number (169418652).
Almost surely, 23120279390 is an apocalyptic number.
3120279390 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
3120279390 is an abundant number, since it is smaller than the sum of its proper divisors (5011815906).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3120279390 is a wasteful number, since it uses less digits than its factorization.
3120279390 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82785 (or 82782 counting only the distinct ones).
The product of its (nonzero) digits is 20412, while the sum is 36.
The square root of 3120279390 is about 55859.4610607729. The cubic root of 3120279390 is about 1461.2723302511.
It can be divided in two parts, 31202 and 79390, that added together give a cube (110592 = 483).
The spelling of 3120279390 in words is "three billion, one hundred twenty million, two hundred seventy-nine thousand, three hundred ninety".
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