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53253667288 = 23171033801661
BaseRepresentation
bin110001100110001010…
…100111100111011000
312002110100011121001201
4301212022213213120
51333030414323123
640244150523544
73563450463133
oct614612474730
9162410147051
1053253667288
1120648341488
12a3a26665b4
135038b7bc43
1428128c921a
1515ba3445ad
hexc662a79d8

53253667288 has 32 divisors (see below), whose sum is σ = 106750668960. Its totient is φ = 24817236480.

The previous prime is 53253667283. The next prime is 53253667303. The reversal of 53253667288 is 88276635235.

53253667288 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53253667283) 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, 1886823 + ... + 1914838.

It is an arithmetic number, because the mean of its divisors is an integer number (3335958405).

Almost surely, 253253667288 is an apocalyptic number.

It is an amenable number.

53253667288 is an abundant number, since it is smaller than the sum of its proper divisors (53497001672).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53253667288 is a wasteful number, since it uses less digits than its factorization.

53253667288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3801787 (or 3801783 counting only the distinct ones).

The product of its digits is 14515200, while the sum is 55.

The spelling of 53253667288 in words is "fifty-three billion, two hundred fifty-three million, six hundred sixty-seven thousand, two hundred eighty-eight".

Divisors: 1 2 4 8 17 34 68 103 136 206 412 824 1751 3502 7004 14008 3801661 7603322 15206644 30413288 64628237 129256474 258512948 391571083 517025896 783142166 1566284332 3132568664 6656708411 13313416822 26626833644 53253667288