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115972014439 = 293395808923
BaseRepresentation
bin110110000000001111…
…0001000000101100111
3102002100021210202002001
41230000132020011213
53400002313430224
6125135442430131
711243615600161
oct1540036100547
9362307722061
10115972014439
11452021a6a36
121a586962347
13ac22847868
1458823c9931
15303b553544
hex1b00788167

115972014439 has 4 divisors (see below), whose sum is σ = 116367823656. Its totient is φ = 115576205224.

The previous prime is 115972014409. The next prime is 115972014461. The reversal of 115972014439 is 934410279511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 115972014439 - 223 = 115963625831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115972014409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 197904169 + ... + 197904754.

It is an arithmetic number, because the mean of its divisors is an integer number (29091955914).

Almost surely, 2115972014439 is an apocalyptic number.

115972014439 is a deficient number, since it is larger than the sum of its proper divisors (395809217).

115972014439 is an equidigital number, since it uses as much as digits as its factorization.

115972014439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395809216.

The product of its (nonzero) digits is 272160, while the sum is 46.

The spelling of 115972014439 in words is "one hundred fifteen billion, nine hundred seventy-two million, fourteen thousand, four hundred thirty-nine".

Divisors: 1 293 395808923 115972014439