Base | Representation |
---|---|
bin | 1011000100100111… |
… | …0001110000100000 |
3 | 21200010120212100100 |
4 | 2301021301300200 |
5 | 22041331132321 |
6 | 1210531022400 |
7 | 133436456010 |
oct | 26111616040 |
9 | 7603525310 |
10 | 2972130336 |
11 | 129576556a |
12 | 6ab43aa00 |
13 | 3849a7106 |
14 | 202a2dc40 |
15 | 125ddb326 |
hex | b1271c20 |
2972130336 has 72 divisors (see below), whose sum is σ = 9659430144. Its totient is φ = 849179520.
The previous prime is 2972130307. The next prime is 2972130341. The reversal of 2972130336 is 6330312792.
2972130336 is a `hidden beast` number, since 297 + 2 + 1 + 30 + 336 = 666.
It is a tau number, because it is divible by the number of its divisors (72).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 2972130336.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 735120 + ... + 739151.
It is an arithmetic number, because the mean of its divisors is an integer number (134158752).
Almost surely, 22972130336 is an apocalyptic number.
It is an amenable number.
2972130336 is an abundant number, since it is smaller than the sum of its proper divisors (6687299808).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2972130336 is a wasteful number, since it uses less digits than its factorization.
2972130336 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1474294 (or 1474283 counting only the distinct ones).
The product of its (nonzero) digits is 40824, while the sum is 36.
The square root of 2972130336 is about 54517.2480596737. The cubic root of 2972130336 is about 1437.7695562657.
The spelling of 2972130336 in words is "two billion, nine hundred seventy-two million, one hundred thirty thousand, three hundred thirty-six".
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