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9432387013 = 77369126713
BaseRepresentation
bin10001100100011011…
…01100110111000101
3220100100200220111011
420302031230313011
5123304142341023
64155544442221
7452512652410
oct106215546705
926310626434
109432387013
114000377a75
1219b2a79371
13b742211ba
14656a0ab77
153a313b50d
hex23236cdc5

9432387013 has 16 divisors (see below), whose sum is σ = 10943764096. Its totient is φ = 7962312960.

The previous prime is 9432386993. The next prime is 9432387017. The reversal of 9432387013 is 3107832349.

9432387013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9432387013 - 217 = 9432255941 is a prime.

It is a super-2 number, since 2×94323870132 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9432387017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 339745 + ... + 366457.

It is an arithmetic number, because the mean of its divisors is an integer number (683985256).

Almost surely, 29432387013 is an apocalyptic number.

It is an amenable number.

9432387013 is a deficient number, since it is larger than the sum of its proper divisors (1511377083).

9432387013 is a wasteful number, since it uses less digits than its factorization.

9432387013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27484.

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 9432387013 is about 97120.4767955759. The cubic root of 9432387013 is about 2112.8753214678.

The spelling of 9432387013 in words is "nine billion, four hundred thirty-two million, three hundred eighty-seven thousand, thirteen".

Divisors: 1 7 73 511 691 4837 26713 50443 186991 353101 1950049 13650343 18458683 129210781 1347483859 9432387013