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14072980 = 2251793931
BaseRepresentation
bin110101101011…
…110010010100
3222110222111111
4311223302110
512100313410
61221344404
7230422045
oct65536224
928428444
1014072980
117a42269
124868104
132bb970c
141c248cc
15137eb8a
hexd6bc94

14072980 has 24 divisors (see below), whose sum is σ = 29725920. Its totient is φ = 5596320.

The previous prime is 14072969. The next prime is 14072983. The reversal of 14072980 is 8927041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14072983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1615 + ... + 5545.

It is an arithmetic number, because the mean of its divisors is an integer number (1238580).

Almost surely, 214072980 is an apocalyptic number.

14072980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14072980 is an abundant number, since it is smaller than the sum of its proper divisors (15652940).

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

14072980 is a wasteful number, since it uses less digits than its factorization.

14072980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4119 (or 4117 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 14072980 is about 3751.3970730916. The cubic root of 14072980 is about 241.4322917292.

The spelling of 14072980 in words is "fourteen million, seventy-two thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 179 358 716 895 1790 3580 3931 7862 15724 19655 39310 78620 703649 1407298 2814596 3518245 7036490 14072980