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23679112447 = 311295958943
BaseRepresentation
bin10110000011011000…
…101001010011111111
32021010020102112201201
4112003120221103333
5341443323044242
614513353320331
71465535064154
oct260330512377
967106375651
1023679112447
11a051272721
12470a1060a7
132304997153
141208b8a22b
15938c584b7
hex5836294ff

23679112447 has 8 divisors (see below), whose sum is σ = 24445255680. Its totient is φ = 22913113080.

The previous prime is 23679112423. The next prime is 23679112459. The reversal of 23679112447 is 74421197632.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 23679112447 - 215 = 23679079679 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23679112397 and 23679112406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23679112747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 372258 + ... + 431200.

It is an arithmetic number, because the mean of its divisors is an integer number (3055656960).

Almost surely, 223679112447 is an apocalyptic number.

23679112447 is a deficient number, since it is larger than the sum of its proper divisors (766143233).

23679112447 is a wasteful number, since it uses less digits than its factorization.

23679112447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71933.

The product of its digits is 508032, while the sum is 46.

The spelling of 23679112447 in words is "twenty-three billion, six hundred seventy-nine million, one hundred twelve thousand, four hundred forty-seven".

Divisors: 1 31 12959 58943 401729 1827233 763842337 23679112447