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115321432413 = 3115877617823
BaseRepresentation
bin110101101100110110…
…0010110100101011101
3102000122221121202022110
41223121230112211131
53342134241314123
6124551122304233
711221526000445
oct1533154264535
9360587552273
10115321432413
11449a8a40040
121a424ab8079
13ab4ab1b995
14581dc37125
152eee393493
hex1ad9b1695d

115321432413 has 32 divisors (see below), whose sum is σ = 168268326912. Its totient is φ = 69672118400.

The previous prime is 115321432379. The next prime is 115321432423. The reversal of 115321432413 is 314234123511.

It is a cyclic number.

It is not a de Polignac number, because 115321432413 - 217 = 115321301341 is a prime.

It is a super-2 number, since 2×1153214324132 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115321432423) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14737420 + ... + 14745242.

It is an arithmetic number, because the mean of its divisors is an integer number (5258385216).

Almost surely, 2115321432413 is an apocalyptic number.

It is an amenable number.

115321432413 is a deficient number, since it is larger than the sum of its proper divisors (52946894499).

115321432413 is a wasteful number, since it uses less digits than its factorization.

115321432413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9185.

The product of its digits is 8640, while the sum is 30.

Adding to 115321432413 its reverse (314234123511), we get a palindrome (429555555924).

The spelling of 115321432413 in words is "one hundred fifteen billion, three hundred twenty-one million, four hundred thirty-two thousand, four hundred thirteen".

Divisors: 1 3 11 33 587 761 1761 2283 6457 7823 8371 19371 23469 25113 86053 258159 446707 1340121 4592101 4913777 5953303 13776303 14741331 17859909 50513111 65486333 151539333 196458999 3494588861 10483766583 38440477471 115321432413