Base | Representation |
---|---|
bin | 11110100000100… |
… | …10100000110100 |
3 | 122211120111201121 |
4 | 33100102200310 |
5 | 1011004201442 |
6 | 41221233324 |
7 | 6225232600 |
oct | 1720224064 |
9 | 584514647 |
10 | 255928372 |
11 | 121512857 |
12 | 71862844 |
13 | 41039c0b |
14 | 25dc0500 |
15 | 17705967 |
hex | f412834 |
255928372 has 36 divisors (see below), whose sum is σ = 521915940. Its totient is φ = 109490304.
The previous prime is 255928363. The next prime is 255928381. The reversal of 255928372 is 273829552.
It is an interprime number because it is at equal distance from previous prime (255928363) and next prime (255928381).
It can be written as a sum of positive squares in 2 ways, for example, as 77545636 + 178382736 = 8806^2 + 13356^2 .
It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 197904 + ... + 199192.
It is an arithmetic number, because the mean of its divisors is an integer number (14497665).
Almost surely, 2255928372 is an apocalyptic number.
It is an amenable number.
255928372 is an abundant number, since it is smaller than the sum of its proper divisors (265987568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
255928372 is a wasteful number, since it uses less digits than its factorization.
255928372 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2320 (or 2311 counting only the distinct ones).
The product of its digits is 302400, while the sum is 43.
The square root of 255928372 is about 15997.7614684055. The cubic root of 255928372 is about 634.9011952827.
The spelling of 255928372 in words is "two hundred fifty-five million, nine hundred twenty-eight thousand, three hundred seventy-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •