Base | Representation |
---|---|
bin | 11110000011001… |
… | …00110010011110 |
3 | 122120022112111120 |
4 | 33001210302132 |
5 | 1004012233240 |
6 | 41002431410 |
7 | 6150366036 |
oct | 1701446236 |
9 | 576275446 |
10 | 252071070 |
11 | 11a3187a9 |
12 | 70502566 |
13 | 402b92a4 |
14 | 256988c6 |
15 | 171e2ad0 |
hex | f064c9e |
252071070 has 32 divisors (see below), whose sum is σ = 640558368. Its totient is φ = 63264768.
The previous prime is 252071059. The next prime is 252071089. The reversal of 252071070 is 70170252.
252071070 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 252071070.
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, 246619 + ... + 247638.
It is an arithmetic number, because the mean of its divisors is an integer number (20017449).
Almost surely, 2252071070 is an apocalyptic number.
252071070 is an abundant number, since it is smaller than the sum of its proper divisors (388487298).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
252071070 is a wasteful number, since it uses less digits than its factorization.
252071070 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 494284.
The product of its (nonzero) digits is 980, while the sum is 24.
The square root of 252071070 is about 15876.7462031740. The cubic root of 252071070 is about 631.6953329776.
The spelling of 252071070 in words is "two hundred fifty-two million, seventy-one thousand, seventy".
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