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16013740 = 225800687
BaseRepresentation
bin111101000101…
…100110101100
31010010120201111
4331011212230
513044414430
61331121404
7253054201
oct75054654
933116644
1016013740
1190483a6
125443264
133418bb2
1421abca8
151614c2a
hexf459ac

16013740 has 12 divisors (see below), whose sum is σ = 33628896. Its totient is φ = 6405488.

The previous prime is 16013731. The next prime is 16013743. The reversal of 16013740 is 4731061.

It is a zygodrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (16013743) 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 3 ways as a sum of consecutive naturals, for example, 400324 + ... + 400363.

It is an arithmetic number, because the mean of its divisors is an integer number (2802408).

Almost surely, 216013740 is an apocalyptic number.

16013740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16013740 is an abundant number, since it is smaller than the sum of its proper divisors (17615156).

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

16013740 is a wasteful number, since it uses less digits than its factorization.

16013740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800696 (or 800694 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 16013740 is about 4001.7171314325. The cubic root of 16013740 is about 252.0563198216.

The spelling of 16013740 in words is "sixteen million, thirteen thousand, seven hundred forty".

Divisors: 1 2 4 5 10 20 800687 1601374 3202748 4003435 8006870 16013740