Base | Representation |
---|---|
bin | 101111000110100… |
… | …101011000011000 |
3 | 2001002000010020110 |
4 | 233012211120120 |
5 | 3104301131003 |
6 | 210225524320 |
7 | 25404025545 |
oct | 5706453030 |
9 | 2032003213 |
10 | 790255128 |
11 | 376095413 |
12 | 1a07a36a0 |
13 | c79504b0 |
14 | 76d4dbcc |
15 | 4959ea03 |
hex | 2f1a5618 |
790255128 has 32 divisors (see below), whose sum is σ = 2127610800. Its totient is φ = 243155328.
The previous prime is 790255127. The next prime is 790255129. The reversal of 790255128 is 821552097.
It is an interprime number because it is at equal distance from previous prime (790255127) and next prime (790255129).
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (790255127) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1266123 + ... + 1266746.
Almost surely, 2790255128 is an apocalyptic number.
790255128 is a gapful number since it is divisible by the number (78) formed by its first and last digit.
It is an amenable number.
790255128 is an abundant number, since it is smaller than the sum of its proper divisors (1337355672).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
790255128 is a wasteful number, since it uses less digits than its factorization.
790255128 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2532891 (or 2532887 counting only the distinct ones).
The product of its (nonzero) digits is 50400, while the sum is 39.
The square root of 790255128 is about 28111.4768021888. The cubic root of 790255128 is about 924.5330501231.
The spelling of 790255128 in words is "seven hundred ninety million, two hundred fifty-five thousand, one hundred twenty-eight".
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