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13708032280 = 2351720158871
BaseRepresentation
bin11001100010000111…
…11111100100011000
31022101100002012011021
430301003333210120
5211033224013110
610144122412224
7663461231455
oct146103774430
938340065137
1013708032280
1158a49105a8
1227a6961074
1313a5c94107
149407d482c
155536ae2da
hex3310ff918

13708032280 has 32 divisors (see below), whose sum is σ = 32657372640. Its totient is φ = 5160670720.

The previous prime is 13708032251. The next prime is 13708032341. The reversal of 13708032280 is 8223080731.

13708032280 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

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, 10078756 + ... + 10080115.

It is an arithmetic number, because the mean of its divisors is an integer number (1020542895).

Almost surely, 213708032280 is an apocalyptic number.

13708032280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13708032280 is an abundant number, since it is smaller than the sum of its proper divisors (18949340360).

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

13708032280 is a wasteful number, since it uses less digits than its factorization.

13708032280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20158899 (or 20158895 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The spelling of 13708032280 in words is "thirteen billion, seven hundred eight million, thirty-two thousand, two hundred eighty".

Divisors: 1 2 4 5 8 10 17 20 34 40 68 85 136 170 340 680 20158871 40317742 80635484 100794355 161270968 201588710 342700807 403177420 685401614 806354840 1370803228 1713504035 2741606456 3427008070 6854016140 13708032280