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89413195760 = 2457159666421
BaseRepresentation
bin101001101000101110…
…0010001011111110000
322112210100200222000222
41103101130101133300
52431104234231020
6105024215032212
76313512424010
oct1232134213760
9275710628028
1089413195760
1134a13466409
12153b436b668
13857c396a35
144482dcbc40
1524d4ab8b25
hex14d17117f0

89413195760 has 40 divisors (see below), whose sum is σ = 237583635936. Its totient is φ = 30655952640.

The previous prime is 89413195723. The next prime is 89413195769. The reversal of 89413195760 is 6759131498.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89413195769) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79832651 + ... + 79833770.

Almost surely, 289413195760 is an apocalyptic number.

89413195760 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

89413195760 is an abundant number, since it is smaller than the sum of its proper divisors (148170440176).

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

89413195760 is a wasteful number, since it uses less digits than its factorization.

89413195760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159666441 (or 159666435 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 53.

The spelling of 89413195760 in words is "eighty-nine billion, four hundred thirteen million, one hundred ninety-five thousand, seven hundred sixty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 280 560 159666421 319332842 638665684 798332105 1117664947 1277331368 1596664210 2235329894 2554662736 3193328420 4470659788 5588324735 6386656840 8941319576 11176649470 12773313680 17882639152 22353298940 44706597880 89413195760