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89611968 = 263466729
BaseRepresentation
bin1010101011101…
…01111011000000
320020121202111210
411111311323000
5140420040333
612520410120
72135455245
oct525657300
9206552453
1089611968
1146646886
1226016940
1315747444
14bc895cc
157d01a63
hex5575ec0

89611968 has 28 divisors (see below), whose sum is σ = 237098840. Its totient is φ = 29870592.

The previous prime is 89611967. The next prime is 89611987. The reversal of 89611968 is 86911698.

It is a Harshad number since it is a multiple of its sum of digits (48).

89611968 is a strobogrammatic number because it is the same when read upside-down.

It is not an unprimeable number, because it can be changed into a prime (89611967) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 233173 + ... + 233556.

Almost surely, 289611968 is an apocalyptic number.

It is an amenable number.

89611968 is an abundant number, since it is smaller than the sum of its proper divisors (147486872).

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

89611968 is a wasteful number, since it uses less digits than its factorization.

89611968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466744 (or 466734 counting only the distinct ones).

The product of its digits is 186624, while the sum is 48.

The square root of 89611968 is about 9466.3598072332. The cubic root of 89611968 is about 447.4954992629.

The spelling of 89611968 in words is "eighty-nine million, six hundred eleven thousand, nine hundred sixty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 64 96 192 466729 933458 1400187 1866916 2800374 3733832 5600748 7467664 11201496 14935328 22402992 29870656 44805984 89611968