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53453074983 = 37111991162807
BaseRepresentation
bin110001110010000011…
…010011001000100111
312002222020101112222220
4301302003103020213
51333432441344413
640320032523423
73601421432520
oct616203231047
9162866345886
1053453074983
112073a95a430
12a4393b0573
13506b289769
142831195847
1515ccad3223
hexc720d3227

53453074983 has 32 divisors (see below), whose sum is σ = 89303654400. Its totient is φ = 27628270560.

The previous prime is 53453074973. The next prime is 53453074991. The reversal of 53453074983 is 38947035435.

It is not a de Polignac number, because 53453074983 - 24 = 53453074967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53453074973) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 535435 + ... + 627372.

It is an arithmetic number, because the mean of its divisors is an integer number (2790739200).

Almost surely, 253453074983 is an apocalyptic number.

53453074983 is a deficient number, since it is larger than the sum of its proper divisors (35850579417).

53453074983 is a wasteful number, since it uses less digits than its factorization.

53453074983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1163027.

The product of its (nonzero) digits is 5443200, while the sum is 51.

The spelling of 53453074983 in words is "fifty-three billion, four hundred fifty-three million, seventy-four thousand, nine hundred eighty-three".

Divisors: 1 3 7 11 21 33 77 199 231 597 1393 2189 4179 6567 15323 45969 1162807 3488421 8139649 12790877 24418947 38372631 89536139 231398593 268608417 694195779 1619790151 2545384523 4859370453 7636153569 17817691661 53453074983