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88006506133 = 713283896297
BaseRepresentation
bin101000111110110011…
…0001011011010010101
322102011022202201122011
41101331212023122111
52420214131144013
6104232444504221
76233611650040
oct1217546133225
9272138681564
1088006506133
11343614186a7
121508124b071
1383b6b15400
14438c257c57
152451351c3d
hex147d98b695

88006506133 has 24 divisors (see below), whose sum is σ = 110223142848. Its totient is φ = 68792510592.

The previous prime is 88006506131. The next prime is 88006506157. The reversal of 88006506133 is 33160560088.

It is not a de Polignac number, because 88006506133 - 21 = 88006506131 is a prime.

It is a super-2 number, since 2×880065061332 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88006506131) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 349960 + ... + 546337.

It is an arithmetic number, because the mean of its divisors is an integer number (4592630952).

Almost surely, 288006506133 is an apocalyptic number.

88006506133 is a gapful number since it is divisible by the number (83) formed by its first and last digit.

It is an amenable number.

88006506133 is a deficient number, since it is larger than the sum of its proper divisors (22216636715).

88006506133 is a wasteful number, since it uses less digits than its factorization.

88006506133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 896413 (or 896400 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The spelling of 88006506133 in words is "eighty-eight billion, six million, five hundred six thousand, one hundred thirty-three".

Divisors: 1 7 13 83 91 169 581 1079 1183 7553 14027 98189 896297 6274079 11651861 74392651 81563027 151474193 520748557 967104463 1060319351 6769731241 12572358019 88006506133