Base | Representation |
---|---|
bin | 1011010000110010101… |
… | …10110001001110111110 |
3 | 1100222211202221120002101 |
4 | 11220121112301032332 |
5 | 22320004422041440 |
6 | 453434522415314 |
7 | 36646352413540 |
oct | 5503126611676 |
9 | 1328752846071 |
10 | 386972455870 |
11 | 13a128954700 |
12 | 62bb836153a |
13 | 2a650644450 |
14 | 14a2dd07690 |
15 | a0ecd5569a |
hex | 5a195b13be |
386972455870 has 96 divisors (see below), whose sum is σ = 942313869504. Its totient is φ = 111336698880.
The previous prime is 386972455847. The next prime is 386972455873. The reversal of 386972455870 is 78554279683.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (386972455873) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1647099 + ... + 1867318.
It is an arithmetic number, because the mean of its divisors is an integer number (9815769474).
Almost surely, 2386972455870 is an apocalyptic number.
386972455870 is an abundant number, since it is smaller than the sum of its proper divisors (555341413634).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
386972455870 is a wasteful number, since it uses less digits than its factorization.
386972455870 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3514466 (or 3514455 counting only the distinct ones).
The product of its (nonzero) digits is 101606400, while the sum is 64.
The spelling of 386972455870 in words is "three hundred eighty-six billion, nine hundred seventy-two million, four hundred fifty-five thousand, eight hundred seventy".
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