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9690053140 = 2251663329129
BaseRepresentation
bin10010000011001001…
…00111101000010100
3221000022112200222001
421001210213220110
5124321123200030
64241311245044
7462062043535
oct110144475024
927008480861
109690053140
114122867389
121a65219784
13bb5719071
1467cd2068c
153baa86cca
hex241927a14

9690053140 has 24 divisors (see below), whose sum is σ = 20351033640. Its totient is φ = 3875655168.

The previous prime is 9690053083. The next prime is 9690053141. The reversal of 9690053140 is 413500969.

It can be written as a sum of positive squares in 4 ways, for example, as 407044 + 9689646096 = 638^2 + 98436^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 9690053140.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9690053141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 318096 + ... + 347224.

It is an arithmetic number, because the mean of its divisors is an integer number (847959735).

Almost surely, 29690053140 is an apocalyptic number.

It is an amenable number.

9690053140 is an abundant number, since it is smaller than the sum of its proper divisors (10660980500).

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

9690053140 is a wasteful number, since it uses less digits than its factorization.

9690053140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45771 (or 45769 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 37.

The square root of 9690053140 is about 98438.0675348719. The cubic root of 9690053140 is about 2131.9420039793.

The spelling of 9690053140 in words is "nine billion, six hundred ninety million, fifty-three thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 16633 29129 33266 58258 66532 83165 116516 145645 166330 291290 332660 582580 484502657 969005314 1938010628 2422513285 4845026570 9690053140