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13021301120352 = 253719376936191
BaseRepresentation
bin1011110101111100001000…
…0001110001110101100000
31201002211020212022120002220
42331133002001301311200
53201320111041322402
643405523025311040
72512520660213160
oct275370201616540
951084225276086
1013021301120352
114170337021798
121563747495480
13735b98aa0c45
1433033d0405a0
15178aa9764dbc
hexbd7c2071d60

13021301120352 has 48 divisors (see below), whose sum is σ = 39063903363072. Its totient is φ = 3720371748480.

The previous prime is 13021301120299. The next prime is 13021301120353. The reversal of 13021301120352 is 25302110312031.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13021301120353) 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, 9688467424 + ... + 9688468767.

It is an arithmetic number, because the mean of its divisors is an integer number (813831320064).

Almost surely, 213021301120352 is an apocalyptic number.

13021301120352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13021301120352 is an abundant number, since it is smaller than the sum of its proper divisors (26042602242720).

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

13021301120352 is a wasteful number, since it uses less digits than its factorization.

13021301120352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19376936211 (or 19376936203 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

Adding to 13021301120352 its reverse (25302110312031), we get a palindrome (38323411432383).

The spelling of 13021301120352 in words is "thirteen trillion, twenty-one billion, three hundred one million, one hundred twenty thousand, three hundred fifty-two".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 84 96 112 168 224 336 672 19376936191 38753872382 58130808573 77507744764 116261617146 135638553337 155015489528 232523234292 271277106674 310030979056 406915660011 465046468584 542554213348 620061958112 813831320022 930092937168 1085108426696 1627662640044 1860185874336 2170216853392 3255325280088 4340433706784 6510650560176 13021301120352