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13234431564454 = 210607623853661
BaseRepresentation
bin1100000010010110000110…
…0101111001101010100110
31201212012101021211220201211
43000211201211321222212
53213313103440030304
644051451450342034
72534104360125262
oct300454145715246
951765337756654
1013234431564454
114242766662991
121598b0842a91a
13750003504769
1433a79ad250a2
1517e3d0806204
hexc0961979aa6

13234431564454 has 8 divisors (see below), whose sum is σ = 19853518939488. Its totient is φ = 6616591917960.

The previous prime is 13234431564427. The next prime is 13234431564461. The reversal of 13234431564454 is 45446513443231.

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

It is a junction number, because it is equal to n+sod(n) for n = 13234431564398 and 13234431564407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 311905617 + ... + 311948044.

It is an arithmetic number, because the mean of its divisors is an integer number (2481689867436).

Almost surely, 213234431564454 is an apocalyptic number.

13234431564454 is a deficient number, since it is larger than the sum of its proper divisors (6619087375034).

13234431564454 is a wasteful number, since it uses less digits than its factorization.

13234431564454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 623864270.

The product of its digits is 8294400, while the sum is 49.

The spelling of 13234431564454 in words is "thirteen trillion, two hundred thirty-four billion, four hundred thirty-one million, five hundred sixty-four thousand, four hundred fifty-four".

Divisors: 1 2 10607 21214 623853661 1247707322 6617215782227 13234431564454