Base | Representation |
---|---|
bin | 11110001010110… |
… | …01110111111011 |
3 | 122122012112112220 |
4 | 33011121313323 |
5 | 1004241344224 |
6 | 41040135123 |
7 | 6162046545 |
oct | 1705316773 |
9 | 578175486 |
10 | 253074939 |
11 | 11a943a47 |
12 | 709074a3 |
13 | 4057b1b0 |
14 | 2587a695 |
15 | 17340279 |
hex | f159dfb |
253074939 has 8 divisors (see below), whose sum is σ = 363389712. Its totient is φ = 155738400.
The previous prime is 253074901. The next prime is 253074977. The reversal of 253074939 is 939470352.
It is an interprime number because it is at equal distance from previous prime (253074901) and next prime (253074977).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 253074939 - 211 = 253072891 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 253074939.
It is not an unprimeable number, because it can be changed into a prime (253074989) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 3244512 + ... + 3244589.
It is an arithmetic number, because the mean of its divisors is an integer number (45423714).
Almost surely, 2253074939 is an apocalyptic number.
253074939 is a deficient number, since it is larger than the sum of its proper divisors (110314773).
253074939 is a wasteful number, since it uses less digits than its factorization.
253074939 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6489117.
The product of its (nonzero) digits is 204120, while the sum is 42.
The square root of 253074939 is about 15908.3292334550. The cubic root of 253074939 is about 632.5327944168.
The spelling of 253074939 in words is "two hundred fifty-three million, seventy-four thousand, nine hundred thirty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •