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904253 = 71011279
BaseRepresentation
bin11011100110000111101
31200221101212
43130300331
5212414003
631214205
710454210
oct3346075
91627355
10904253
11568419
12377365
1325877c
14197777
1512cdd8
hexdcc3d

904253 has 8 divisors (see below), whose sum is σ = 1044480. Its totient is φ = 766800.

The previous prime is 904219. The next prime is 904261. The reversal of 904253 is 352409.

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 904253 - 212 = 900157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (904283) 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, 68 + ... + 1346.

It is an arithmetic number, because the mean of its divisors is an integer number (130560).

2904253 is an apocalyptic number.

It is an amenable number.

904253 is a deficient number, since it is larger than the sum of its proper divisors (140227).

904253 is a wasteful number, since it uses less digits than its factorization.

904253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1387.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 904253 is about 950.9221839877. The cubic root of 904253 is about 96.7007819870.

The spelling of 904253 in words is "nine hundred four thousand, two hundred fifty-three".

Divisors: 1 7 101 707 1279 8953 129179 904253