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14997020 = 225749851
BaseRepresentation
bin111001001101…
…011000011100
31001012221001012
4321031120130
512314401040
61253234352
7241321043
oct71153034
931187035
1014997020
118513535
1250329b8
13315119c
141dc555a
1514b3865
hexe4d61c

14997020 has 12 divisors (see below), whose sum is σ = 31493784. Its totient is φ = 5998800.

The previous prime is 14996959. The next prime is 14997041. The reversal of 14997020 is 2079941.

14997020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 374906 + ... + 374945.

It is an arithmetic number, because the mean of its divisors is an integer number (2624482).

Almost surely, 214997020 is an apocalyptic number.

14997020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14997020 is an abundant number, since it is smaller than the sum of its proper divisors (16496764).

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

14997020 is a wasteful number, since it uses less digits than its factorization.

14997020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749860 (or 749858 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 14997020 is about 3872.5986107522. The cubic root of 14997020 is about 246.6048745470.

The spelling of 14997020 in words is "fourteen million, nine hundred ninety-seven thousand, twenty".

Divisors: 1 2 4 5 10 20 749851 1499702 2999404 3749255 7498510 14997020