Base | Representation |
---|---|
bin | 11110001111000… |
… | …01111001000111 |
3 | 122200020211210102 |
4 | 33013201321013 |
5 | 1004412211241 |
6 | 41100114315 |
7 | 6166560050 |
oct | 1707417107 |
9 | 580224712 |
10 | 253632071 |
11 | 120194590 |
12 | 70b3599b |
13 | 40714964 |
14 | 25983727 |
15 | 1740039b |
hex | f1e1e47 |
253632071 has 8 divisors (see below), whose sum is σ = 316216704. Its totient is φ = 197635320.
The previous prime is 253632047. The next prime is 253632079. The reversal of 253632071 is 170236352.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 253632071 - 210 = 253631047 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (253632079) 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, 1646885 + ... + 1647038.
It is an arithmetic number, because the mean of its divisors is an integer number (39527088).
Almost surely, 2253632071 is an apocalyptic number.
253632071 is a deficient number, since it is larger than the sum of its proper divisors (62584633).
253632071 is a wasteful number, since it uses less digits than its factorization.
253632071 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3293941.
The product of its (nonzero) digits is 7560, while the sum is 29.
The square root of 253632071 is about 15925.8303080248. The cubic root of 253632071 is about 632.9966174750.
The spelling of 253632071 in words is "two hundred fifty-three million, six hundred thirty-two thousand, seventy-one".
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