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88272056018 = 2315807245177
BaseRepresentation
bin101001000110101101…
…1001010111011010010
322102211211110001121002
41102031123022323102
52421240121243033
6104315052302002
76243315044666
oct1221533127322
9272754401532
1088272056018
1134488302213
1215136171902
138429b40813
1443b56208a6
1524698083e8
hex148d6caed2

88272056018 has 16 divisors (see below), whose sum is σ = 136703407104. Its totient is φ = 42704755680.

The previous prime is 88272056003. The next prime is 88272056027. The reversal of 88272056018 is 81065027288.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237446 + ... + 482622.

It is an arithmetic number, because the mean of its divisors is an integer number (8543962944).

Almost surely, 288272056018 is an apocalyptic number.

88272056018 is a deficient number, since it is larger than the sum of its proper divisors (48431351086).

88272056018 is a wasteful number, since it uses less digits than its factorization.

88272056018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251017.

The product of its (nonzero) digits is 430080, while the sum is 47.

The spelling of 88272056018 in words is "eighty-eight billion, two hundred seventy-two million, fifty-six thousand, eighteen".

Divisors: 1 2 31 62 5807 11614 180017 245177 360034 490354 7600487 15200974 1423742839 2847485678 44136028009 88272056018