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14940740 = 225747037
BaseRepresentation
bin111000111111…
…101001000100
31001010001211202
4320333221010
512311100430
61252122032
7240665003
oct70775104
931101752
1014940740
118485221
125006318
133131699
141dacc3a
1514a1d45
hexe3fa44

14940740 has 12 divisors (see below), whose sum is σ = 31375596. Its totient is φ = 5976288.

The previous prime is 14940733. The next prime is 14940749. The reversal of 14940740 is 4704941.

It can be written as a sum of positive squares in 2 ways, for example, as 3865156 + 11075584 = 1966^2 + 3328^2 .

It is not an unprimeable number, because it can be changed into a prime (14940749) 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, 373499 + ... + 373538.

It is an arithmetic number, because the mean of its divisors is an integer number (2614633).

Almost surely, 214940740 is an apocalyptic number.

14940740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14940740 is an abundant number, since it is smaller than the sum of its proper divisors (16434856).

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

14940740 is a wasteful number, since it uses less digits than its factorization.

14940740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 747046 (or 747044 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 14940740 is about 3865.3253420637. The cubic root of 14940740 is about 246.2960060744.

The spelling of 14940740 in words is "fourteen million, nine hundred forty thousand, seven hundred forty".

Divisors: 1 2 4 5 10 20 747037 1494074 2988148 3735185 7470370 14940740