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13948124345 = 5293116319037
BaseRepresentation
bin11001111110101111…
…10111110010111001
31100000001212010112222
430333113313302321
5212031204434340
610224020413425
71002435046361
oct147727676271
940001763488
1013948124345
115a083972a1
122853247275
131413947b1c
149646519a1
155697d78b5
hex33f5f7cb9

13948124345 has 32 divisors (see below), whose sum is σ = 17984056320. Its totient is φ = 10361675520.

The previous prime is 13948124329. The next prime is 13948124363. The reversal of 13948124345 is 54342184931.

It is not a de Polignac number, because 13948124345 - 24 = 13948124329 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 13948124296 and 13948124305.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 723167 + ... + 742203.

It is an arithmetic number, because the mean of its divisors is an integer number (562001760).

Almost surely, 213948124345 is an apocalyptic number.

It is an amenable number.

13948124345 is a deficient number, since it is larger than the sum of its proper divisors (4035931975).

13948124345 is a wasteful number, since it uses less digits than its factorization.

13948124345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19265.

The product of its digits is 414720, while the sum is 44.

The spelling of 13948124345 in words is "thirteen billion, nine hundred forty-eight million, one hundred twenty-four thousand, three hundred forty-five".

Divisors: 1 5 29 31 145 155 163 815 899 4495 4727 5053 19037 23635 25265 95185 146537 552073 590147 732685 2760365 2950735 3103031 15515155 17114263 85571315 89987899 96193961 449939495 480969805 2789624869 13948124345