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89075215054 = 27311996411609
BaseRepresentation
bin101001011110101001…
…0111110101011001110
322111220210201202200001
41102331102332223032
52424411223340204
6104530502554514
76302236556350
oct1227522765316
9274823652601
1089075215054
113485a700511
121531b138a3a
13852735b557
14445016d0d0
1524b50a64a4
hex14bd4beace

89075215054 has 64 divisors (see below), whose sum is σ = 158764032000. Its totient is φ = 36677836800.

The previous prime is 89075215049. The next prime is 89075215063. The reversal of 89075215054 is 45051257098.

It is a junction number, because it is equal to n+sod(n) for n = 89075214995 and 89075215013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55359802 + ... + 55361410.

It is an arithmetic number, because the mean of its divisors is an integer number (2480688000).

Almost surely, 289075215054 is an apocalyptic number.

89075215054 is a deficient number, since it is larger than the sum of its proper divisors (69688816946).

89075215054 is a wasteful number, since it uses less digits than its factorization.

89075215054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2489.

The product of its (nonzero) digits is 504000, while the sum is 46.

The spelling of 89075215054 in words is "eighty-nine billion, seventy-five million, two hundred fifteen thousand, fifty-four".

Divisors: 1 2 7 14 31 62 199 217 398 434 641 1282 1393 1609 2786 3218 4487 6169 8974 11263 12338 19871 22526 39742 43183 49879 86366 99758 127559 139097 255118 278194 320191 349153 640382 698306 892913 1031369 1785826 2062738 2241337 3954329 4482674 7219583 7908658 9925921 14439166 19851842 27680303 31972439 55360606 63944878 69481447 138962894 205242431 223807073 410484862 447614146 1436697017 2873394034 6362515361 12725030722 44537607527 89075215054