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13017066474 = 235323407573
BaseRepresentation
bin11000001111110000…
…01010101111101010
31020121011220111021010
430013320022233222
5203124332111344
65551400524350
7640401145056
oct140770125752
936534814233
1013017066474
11557a881785
1226334806b6
1312c5a98ac9
148b6b2cc66
15512bc38b9
hex307e0abea

13017066474 has 16 divisors (see below), whose sum is σ = 26039087712. Its totient is φ = 4338196368.

The previous prime is 13017066449. The next prime is 13017066479. The reversal of 13017066474 is 47466071031.

It is not an unprimeable number, because it can be changed into a prime (13017066479) 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, 171849 + ... + 235724.

It is an arithmetic number, because the mean of its divisors is an integer number (1627442982).

Almost surely, 213017066474 is an apocalyptic number.

13017066474 is an abundant number, since it is smaller than the sum of its proper divisors (13022021238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13017066474 is a wasteful number, since it uses less digits than its factorization.

13017066474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412901.

The product of its (nonzero) digits is 84672, while the sum is 39.

The spelling of 13017066474 in words is "thirteen billion, seventeen million, sixty-six thousand, four hundred seventy-four".

Divisors: 1 2 3 6 5323 10646 15969 31938 407573 815146 1222719 2445438 2169511079 4339022158 6508533237 13017066474