Base | Representation |
---|---|
bin | 10110101100011… |
… | …101111100111010 |
3 | 222112110101201120 |
4 | 112230131330322 |
5 | 1234433141040 |
6 | 101440530110 |
7 | 12302241063 |
oct | 2654357472 |
9 | 875411646 |
10 | 380755770 |
11 | 185a2149a |
12 | a7620936 |
13 | 60b64195 |
14 | 387d556a |
15 | 236617d0 |
hex | 16b1df3a |
380755770 has 32 divisors (see below), whose sum is σ = 915710400. Its totient is φ = 101324160.
The previous prime is 380755757. The next prime is 380755787. The reversal of 380755770 is 77557083.
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, 1806 + ... + 27654.
It is an arithmetic number, because the mean of its divisors is an integer number (28615950).
Almost surely, 2380755770 is an apocalyptic number.
380755770 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
380755770 is an abundant number, since it is smaller than the sum of its proper divisors (534954630).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
380755770 is a wasteful number, since it uses less digits than its factorization.
380755770 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26350.
The product of its (nonzero) digits is 205800, while the sum is 42.
The square root of 380755770 is about 19512.9641520708. The cubic root of 380755770 is about 724.7955158548.
The spelling of 380755770 in words is "three hundred eighty million, seven hundred fifty-five thousand, seven hundred seventy".
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