Search a number
-
+
13901287712760 = 2335572101928643
BaseRepresentation
bin1100101001001010010101…
…0100001110011111111000
31211012221122122100012100000
43022102211110032133320
53310224314123302020
645322055144113000
72633222603635500
oct312224524163770
954187578305300
1013901287712760
11447a559565208
1216861b5165760
1379ab69169826
14360b7c450a00
1519190ec78090
hexca4a550e7f8

13901287712760 has 576 divisors, whose sum is σ = 54557264361600. Its totient is φ = 3174208176384.

The previous prime is 13901287712747. The next prime is 13901287712773. The reversal of 13901287712760 is 6721778210931.

13901287712760 is a `hidden beast` number, since 1 + 3 + 90 + 1 + 287 + 7 + 1 + 276 + 0 = 666.

13901287712760 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13901287712747) and next prime (13901287712773).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 13901287712697 and 13901287712706.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 485314999 + ... + 485343641.

It is an arithmetic number, because the mean of its divisors is an integer number (94717472850).

Almost surely, 213901287712760 is an apocalyptic number.

13901287712760 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 13901287712760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27278632180800).

13901287712760 is an abundant number, since it is smaller than the sum of its proper divisors (40655976648840).

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

13901287712760 is a wasteful number, since it uses less digits than its factorization.

13901287712760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29702 (or 29679 counting only the distinct ones).

The product of its (nonzero) digits is 1778112, while the sum is 54.

The spelling of 13901287712760 in words is "thirteen trillion, nine hundred one billion, two hundred eighty-seven million, seven hundred twelve thousand, seven hundred sixty".