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83133058808 = 23149435716007
BaseRepresentation
bin100110101101100011…
…1011100111011111000
321221120200111221201002
41031123013130323320
52330224030340213
6102105113544132
76002054224562
oct1153307347370
9257520457632
1083133058808
1132290498588
1214141115048
137abb266177
144048cda332
152268597658
hex135b1dcef8

83133058808 has 32 divisors (see below), whose sum is σ = 156966444000. Its totient is φ = 41275504512.

The previous prime is 83133058783. The next prime is 83133058823. The reversal of 83133058808 is 80885033138.

It is a super-2 number, since 2×831330588082 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5185541 + ... + 5201547.

It is an arithmetic number, because the mean of its divisors is an integer number (4905201375).

Almost surely, 283133058808 is an apocalyptic number.

It is an amenable number.

83133058808 is a deficient number, since it is larger than the sum of its proper divisors (73833385192).

83133058808 is a wasteful number, since it uses less digits than its factorization.

83133058808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20519 (or 20515 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 47.

The spelling of 83133058808 in words is "eighty-three billion, one hundred thirty-three million, fifty-eight thousand, eight hundred eight".

Divisors: 1 2 4 8 149 298 596 1192 4357 8714 16007 17428 32014 34856 64028 128056 649193 1298386 2385043 2596772 4770086 5193544 9540172 19080344 69742499 139484998 278969996 557939992 10391632351 20783264702 41566529404 83133058808