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13678130324 = 22191671077697
BaseRepresentation
bin11001011110100011…
…11011010010010100
31022022020211000101102
430233101323102110
5211003100132244
610141133445232
7662646121655
oct145721732224
938266730342
1013678130324
115889a47841
122798940818
13139ca24951
1493a84d52c
15550c5454e
hex32f47b494

13678130324 has 24 divisors (see below), whose sum is σ = 25347456960. Its totient is φ = 6440311296.

The previous prime is 13678130311. The next prime is 13678130327. The reversal of 13678130324 is 42303187631.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13678130327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 526157 + ... + 551540.

It is an arithmetic number, because the mean of its divisors is an integer number (1056144040).

Almost surely, 213678130324 is an apocalyptic number.

It is an amenable number.

13678130324 is a deficient number, since it is larger than the sum of its proper divisors (11669326636).

13678130324 is a wasteful number, since it uses less digits than its factorization.

13678130324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1077887 (or 1077885 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 38.

The spelling of 13678130324 in words is "thirteen billion, six hundred seventy-eight million, one hundred thirty thousand, three hundred twenty-four".

Divisors: 1 2 4 19 38 76 167 334 668 3173 6346 12692 1077697 2155394 4310788 20476243 40952486 81904972 179975399 359950798 719901596 3419532581 6839065162 13678130324