Base | Representation |
---|---|
bin | 10100100100000… |
… | …111011101100110 |
3 | 220001012102120211 |
4 | 110210013131212 |
5 | 1201310341240 |
6 | 54122450034 |
7 | 11356361044 |
oct | 2444073546 |
9 | 801172524 |
10 | 345012070 |
11 | 167828747 |
12 | 9766391a |
13 | 5662aa70 |
14 | 33b6d394 |
15 | 20450bea |
hex | 14907766 |
345012070 has 32 divisors (see below), whose sum is σ = 703997280. Its totient is φ = 120683520.
The previous prime is 345012067. The next prime is 345012097. The reversal of 345012070 is 70210543.
345012070 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67371 + ... + 72310.
It is an arithmetic number, because the mean of its divisors is an integer number (21999915).
Almost surely, 2345012070 is an apocalyptic number.
345012070 is an abundant number, since it is smaller than the sum of its proper divisors (358985210).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
345012070 is a wasteful number, since it uses less digits than its factorization.
345012070 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 139720.
The product of its (nonzero) digits is 840, while the sum is 22.
The square root of 345012070 is about 18574.5005316428. The cubic root of 345012070 is about 701.3660873753.
The spelling of 345012070 in words is "three hundred forty-five million, twelve thousand, seventy".
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