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13276074960 = 243454743591
BaseRepresentation
bin11000101110101000…
…01101001111010000
31021021020021111010000
430113110031033100
5204142133344320
610033212210000
7646664526621
oct142724151720
937236244100
1013276074960
1156a2aa8685
1226a6169900
131337643975
148dd2b1a48
1552a7d6c90
hex31750d3d0

13276074960 has 200 divisors, whose sum is σ = 47091914496. Its totient is φ = 3464881920.

The previous prime is 13276074919. The next prime is 13276074961. The reversal of 13276074960 is 6947067231.

13276074960 is a `hidden beast` number, since 1 + 32 + 7 + 607 + 4 + 9 + 6 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13276074961) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 282765 + ... + 326355.

Almost surely, 213276074960 is an apocalyptic number.

13276074960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13276074960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23545957248).

13276074960 is an abundant number, since it is smaller than the sum of its proper divisors (33815839536).

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

13276074960 is a wasteful number, since it uses less digits than its factorization.

13276074960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43663 (or 43648 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 45.

The spelling of 13276074960 in words is "thirteen billion, two hundred seventy-six million, seventy-four thousand, nine hundred sixty".