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14938660 = 2251126173
BaseRepresentation
bin111000111111…
…001000100100
31001002221222201
4320333020210
512311014120
61252104244
7240655642
oct70771044
931087881
1014938660
118483700
125005084
133130759
141dac192
1514a140a
hexe3f224

14938660 has 36 divisors (see below), whose sum is σ = 34487964. Its totient is φ = 5431360.

The previous prime is 14938619. The next prime is 14938667. The reversal of 14938660 is 6683941.

14938660 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1920996 + 13017664 = 1386^2 + 3608^2 .

It is not an unprimeable number, because it can be changed into a prime (14938667) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 667 + ... + 5506.

It is an arithmetic number, because the mean of its divisors is an integer number (957999).

Almost surely, 214938660 is an apocalyptic number.

14938660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14938660 is an abundant number, since it is smaller than the sum of its proper divisors (19549304).

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

14938660 is a wasteful number, since it uses less digits than its factorization.

14938660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6204 (or 6191 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 14938660 is about 3865.0562738465. The cubic root of 14938660 is about 246.2845760411.

It can be divided in two parts, 1493 and 8660, that added together give a triangular number (10153 = T142).

The spelling of 14938660 in words is "fourteen million, nine hundred thirty-eight thousand, six hundred sixty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 121 220 242 484 605 1210 2420 6173 12346 24692 30865 61730 67903 123460 135806 271612 339515 679030 746933 1358060 1493866 2987732 3734665 7469330 14938660