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89973492 = 22373728949
BaseRepresentation
bin1010101110011…
…10001011110100
320021022010102120
411113032023310
5141013122432
612532235540
72141522250
oct527161364
9207263376
1089973492
1146873464
122616bbb0
1315842b6b
14bd41260
157d73c2c
hex55ce2f4

89973492 has 48 divisors (see below), whose sum is σ = 246422400. Its totient is φ = 25011072.

The previous prime is 89973479. The next prime is 89973511. The reversal of 89973492 is 29437998.

It is a congruent number.

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, 11367 + ... + 17582.

It is an arithmetic number, because the mean of its divisors is an integer number (5133800).

Almost surely, 289973492 is an apocalyptic number.

It is an amenable number.

89973492 is an abundant number, since it is smaller than the sum of its proper divisors (156448908).

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

89973492 is a wasteful number, since it uses less digits than its factorization.

89973492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29000 (or 28998 counting only the distinct ones).

The product of its digits is 979776, while the sum is 51.

The square root of 89973492 is about 9485.4357833470. The cubic root of 89973492 is about 448.0964728995.

The spelling of 89973492 in words is "eighty-nine million, nine hundred seventy-three thousand, four hundred ninety-two".

Divisors: 1 2 3 4 6 7 12 14 21 28 37 42 74 84 111 148 222 259 444 518 777 1036 1554 3108 28949 57898 86847 115796 173694 202643 347388 405286 607929 810572 1071113 1215858 2142226 2431716 3213339 4284452 6426678 7497791 12853356 14995582 22493373 29991164 44986746 89973492