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89940229026 = 23671036921577
BaseRepresentation
bin101001111000011011…
…0101111101110100010
322121011002102000202120
41103300312233232202
52433144144312101
6105152403125110
76332542222104
oct1236066575642
9277132360676
1089940229026
1135163a0729a
1215520973796
13863462563b
1444d2dbd574
152515ec1b36
hex14f0dafba2

89940229026 has 32 divisors (see below), whose sum is σ = 182591309760. Its totient is φ = 29528395776.

The previous prime is 89940228967. The next prime is 89940229031. The reversal of 89940229026 is 62092204998.

It is a self number, because there is not a number n which added to its sum of digits gives 89940229026.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4157550 + ... + 4179126.

It is an arithmetic number, because the mean of its divisors is an integer number (5705978430).

Almost surely, 289940229026 is an apocalyptic number.

89940229026 is an abundant number, since it is smaller than the sum of its proper divisors (92651080734).

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

89940229026 is a wasteful number, since it uses less digits than its factorization.

89940229026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32018.

The product of its (nonzero) digits is 1119744, while the sum is 51.

The spelling of 89940229026 in words is "eighty-nine billion, nine hundred forty million, two hundred twenty-nine thousand, twenty-six".

Divisors: 1 2 3 6 67 134 201 402 10369 20738 21577 31107 43154 62214 64731 129462 694723 1389446 1445659 2084169 2891318 4168338 4336977 8673954 223731913 447463826 671195739 1342391478 14990038171 29980076342 44970114513 89940229026