Base | Representation |
---|---|
bin | 101101111001110… |
… | …010110111101010 |
3 | 1222200010102021220 |
4 | 231321302313222 |
5 | 3034123002130 |
6 | 204230242510 |
7 | 25040646144 |
oct | 5571626752 |
9 | 1880112256 |
10 | 770125290 |
11 | 365796590 |
12 | 195ab6436 |
13 | c3722c4c |
14 | 743cdc94 |
15 | 47925410 |
hex | 2de72dea |
770125290 has 64 divisors (see below), whose sum is σ = 2122467840. Its totient is φ = 176869440.
The previous prime is 770125241. The next prime is 770125319. The reversal of 770125290 is 92521077.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55144 + ... + 67683.
It is an arithmetic number, because the mean of its divisors is an integer number (33163560).
Almost surely, 2770125290 is an apocalyptic number.
770125290 is an abundant number, since it is smaller than the sum of its proper divisors (1352342550).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
770125290 is a wasteful number, since it uses less digits than its factorization.
770125290 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 122867.
The product of its (nonzero) digits is 8820, while the sum is 33.
The square root of 770125290 is about 27751.1313282900. The cubic root of 770125290 is about 916.6153555117.
The spelling of 770125290 in words is "seven hundred seventy million, one hundred twenty-five thousand, two hundred ninety".
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