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89680976088 = 23311339700667
BaseRepresentation
bin101001110000101100…
…1110001100011011000
322120111000120121120220
41103201121301203120
52432131312213323
6105110542320040
76323243501454
oct1234131614330
9276430517526
1089680976088
1135040633770
1215469b89020
1385c29c3432
1444aa7b5664
1524ed3610e3
hex14e16718d8

89680976088 has 32 divisors (see below), whose sum is σ = 244584480960. Its totient is φ = 27176053280.

The previous prime is 89680976083. The next prime is 89680976101. The reversal of 89680976088 is 88067908698.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89680976083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169850070 + ... + 169850597.

It is an arithmetic number, because the mean of its divisors is an integer number (7643265030).

Almost surely, 289680976088 is an apocalyptic number.

89680976088 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

89680976088 is an abundant number, since it is smaller than the sum of its proper divisors (154903504872).

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

89680976088 is a wasteful number, since it uses less digits than its factorization.

89680976088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339700687 (or 339700683 counting only the distinct ones).

The product of its (nonzero) digits is 83607552, while the sum is 69.

The spelling of 89680976088 in words is "eighty-nine billion, six hundred eighty million, nine hundred seventy-six thousand, eighty-eight".

Divisors: 1 2 3 4 6 8 11 12 22 24 33 44 66 88 132 264 339700667 679401334 1019102001 1358802668 2038204002 2717605336 3736707337 4076408004 7473414674 8152816008 11210122011 14946829348 22420244022 29893658696 44840488044 89680976088