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53679686 = 2103260581
BaseRepresentation
bin1100110011000…
…1011001000110
310202000012200112
43030301121012
5102220222221
65154313022
71221161354
oct314613106
9122005615
1053679686
1128334385
1215b88772
13b176238
1471b47d4
154aa515b
hex3331646

53679686 has 8 divisors (see below), whose sum is σ = 81301584. Its totient is φ = 26579160.

The previous prime is 53679683. The next prime is 53679697. The reversal of 53679686 is 68697635.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53679683) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130085 + ... + 130496.

It is an arithmetic number, because the mean of its divisors is an integer number (10162698).

Almost surely, 253679686 is an apocalyptic number.

53679686 is a deficient number, since it is larger than the sum of its proper divisors (27621898).

53679686 is a wasteful number, since it uses less digits than its factorization.

53679686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260686.

The product of its digits is 1632960, while the sum is 50.

The square root of 53679686 is about 7326.6422049940. The cubic root of 53679686 is about 377.2274798769.

The spelling of 53679686 in words is "fifty-three million, six hundred seventy-nine thousand, six hundred eighty-six".

Divisors: 1 2 103 206 260581 521162 26839843 53679686