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89078368 = 2517373439
BaseRepresentation
bin1010100111100…
…11101001100000
320012121122112211
411103303221200
5140301001433
612501131504
72131103461
oct523635140
9205548484
1089078368
1146311995
12259b9b94
13155bb5c2
14bb8ad68
157c488cd
hex54f3a60

89078368 has 48 divisors (see below), whose sum is σ = 186611040. Its totient is φ = 41711616.

The previous prime is 89078347. The next prime is 89078383. The reversal of 89078368 is 86387098.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202693 + ... + 203131.

It is an arithmetic number, because the mean of its divisors is an integer number (3887730).

Almost surely, 289078368 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 89078368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93305520).

89078368 is an abundant number, since it is smaller than the sum of its proper divisors (97532672).

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

89078368 is a wasteful number, since it uses less digits than its factorization.

89078368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 839 (or 831 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 49.

The square root of 89078368 is about 9438.1337138229. The cubic root of 89078368 is about 446.6055172347.

The spelling of 89078368 in words is "eighty-nine million, seventy-eight thousand, three hundred sixty-eight".

Divisors: 1 2 4 8 16 17 32 34 68 136 272 373 439 544 746 878 1492 1756 2984 3512 5968 6341 7024 7463 11936 12682 14048 14926 25364 29852 50728 59704 101456 119408 163747 202912 238816 327494 654988 1309976 2619952 2783699 5239904 5567398 11134796 22269592 44539184 89078368