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14007408080 = 2451391259659
BaseRepresentation
bin11010000101110100…
…00001010111010000
31100011012102001112212
431002322001113100
5212141344024310
610233535211252
71004055001301
oct150272012720
940135361485
1014007408080
115a388a9016
12286b076b28
131423003a63
1496c4847a8
1556eae8205
hex342e815d0

14007408080 has 40 divisors (see below), whose sum is σ = 32801546400. Its totient is φ = 5562649728.

The previous prime is 14007408067. The next prime is 14007408083. The reversal of 14007408080 is 8080470041.

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

It is a super-2 number, since 2×140074080802 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14007408083) 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, 618710 + ... + 640949.

It is an arithmetic number, because the mean of its divisors is an integer number (820038660).

Almost surely, 214007408080 is an apocalyptic number.

14007408080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14007408080 is an abundant number, since it is smaller than the sum of its proper divisors (18794138320).

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

14007408080 is a wasteful number, since it uses less digits than its factorization.

14007408080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1259811 (or 1259805 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 32.

The spelling of 14007408080 in words is "fourteen billion, seven million, four hundred eight thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 40 80 139 278 556 695 1112 1390 2224 2780 5560 11120 1259659 2519318 5038636 6298295 10077272 12596590 20154544 25193180 50386360 100772720 175092601 350185202 700370404 875463005 1400740808 1750926010 2801481616 3501852020 7003704040 14007408080