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12711468080 = 245657124181
BaseRepresentation
bin10111101011010100…
…11001110000110000
31012210212212111002002
423311222121300300
5202013113434310
65501202513132
7630000460463
oct136552316060
935725774062
1012711468080
115433324123
1225690657a8
13127768aa5c
148882dd2da
154e5e5ada5
hex2f5a99c30

12711468080 has 40 divisors (see below), whose sum is σ = 29559883344. Its totient is φ = 5083603200.

The previous prime is 12711468073. The next prime is 12711468083. The reversal of 12711468080 is 8086411721.

It is a happy number.

12711468080 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (12711468083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 513590 + ... + 537770.

Almost surely, 212711468080 is an apocalyptic number.

12711468080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12711468080 is an abundant number, since it is smaller than the sum of its proper divisors (16848415264).

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

12711468080 is a wasteful number, since it uses less digits than its factorization.

12711468080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30765 (or 30759 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 38.

The spelling of 12711468080 in words is "twelve billion, seven hundred eleven million, four hundred sixty-eight thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 40 80 6571 13142 24181 26284 32855 48362 52568 65710 96724 105136 120905 131420 193448 241810 262840 386896 483620 525680 967240 1934480 158893351 317786702 635573404 794466755 1271146808 1588933510 2542293616 3177867020 6355734040 12711468080