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9920950296 = 2331672475287
BaseRepresentation
bin10010011110101010…
…11011000000011000
3221121102000111022120
421033111123000120
5130304230402141
64320240221240
7500564454225
oct111725330030
927542014276
109920950296
114231132884
121b0a60a820
13c215007ba
146a186694c
153d0e95c66
hex24f55b018

9920950296 has 32 divisors (see below), whose sum is σ = 24950903040. Its totient is φ = 3287179808.

The previous prime is 9920950289. The next prime is 9920950297. The reversal of 9920950296 is 6920590299.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9920950297) 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, 1233636 + ... + 1241651.

It is an arithmetic number, because the mean of its divisors is an integer number (779715720).

Almost surely, 29920950296 is an apocalyptic number.

It is an amenable number.

9920950296 is an abundant number, since it is smaller than the sum of its proper divisors (15029952744).

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

9920950296 is a wasteful number, since it uses less digits than its factorization.

9920950296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2475463 (or 2475459 counting only the distinct ones).

The product of its (nonzero) digits is 787320, while the sum is 51.

The square root of 9920950296 is about 99603.9672703854. The cubic root of 9920950296 is about 2148.7427512267.

The spelling of 9920950296 in words is "nine billion, nine hundred twenty million, nine hundred fifty thousand, two hundred ninety-six".

Divisors: 1 2 3 4 6 8 12 24 167 334 501 668 1002 1336 2004 4008 2475287 4950574 7425861 9901148 14851722 19802296 29703444 59406888 413372929 826745858 1240118787 1653491716 2480237574 3306983432 4960475148 9920950296