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53684316907 = 137195743481
BaseRepresentation
bin110001111111110101…
…011010101011101011
312010120100111212021121
4301333311122223223
51334421141120112
640355013120111
73610230110314
oct617765325353
9163510455247
1053684316907
1120849440961
12a4a2929037
1350a71620c0
142853b8b60b
1515e305e407
hexc7fd5aaeb

53684316907 has 8 divisors (see below), whose sum is σ = 57894298560. Its totient is φ = 49485823680.

The previous prime is 53684316899. The next prime is 53684316967. The reversal of 53684316907 is 70961348635.

It is a happy number.

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 53684316907 - 23 = 53684316899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53684316967) 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, 2862394 + ... + 2881087.

It is an arithmetic number, because the mean of its divisors is an integer number (7236787320).

Almost surely, 253684316907 is an apocalyptic number.

53684316907 is a deficient number, since it is larger than the sum of its proper divisors (4209981653).

53684316907 is a wasteful number, since it uses less digits than its factorization.

53684316907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5744213.

The product of its (nonzero) digits is 3265920, while the sum is 52.

The spelling of 53684316907 in words is "fifty-three billion, six hundred eighty-four million, three hundred sixteen thousand, nine hundred seven".

Divisors: 1 13 719 9347 5743481 74665253 4129562839 53684316907