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53672830 = 256178699
BaseRepresentation
bin1100110010111…
…1101101111110
310201222212021121
43030233231332
5102220012310
65154221154
71221132361
oct314575576
9121885247
1053672830
112832a212
1215b847ba
13b173093
1471b20d8
154aa30da
hex332fb7e

53672830 has 16 divisors (see below), whose sum is σ = 96778800. Its totient is φ = 21431872.

The previous prime is 53672819. The next prime is 53672833. The reversal of 53672830 is 3827635.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53672833) 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, 1821 + ... + 10519.

It is an arithmetic number, because the mean of its divisors is an integer number (6048675).

Almost surely, 253672830 is an apocalyptic number.

53672830 is a deficient number, since it is larger than the sum of its proper divisors (43105970).

53672830 is a wasteful number, since it uses less digits than its factorization.

53672830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9323.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 53672830 is about 7326.1743086006. The cubic root of 53672830 is about 377.2114192904.

The spelling of 53672830 in words is "fifty-three million, six hundred seventy-two thousand, eight hundred thirty".

Divisors: 1 2 5 10 617 1234 3085 6170 8699 17398 43495 86990 5367283 10734566 26836415 53672830