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14869660 = 2251357191
BaseRepresentation
bin111000101110…
…010010011100
31000222110100011
4320232102130
512301312120
61250413004
7240250531
oct70562234
930873304
1014869660
118436883
124b91164
133108220
141d90d88
15148ac5a
hexe2e49c

14869660 has 24 divisors (see below), whose sum is σ = 33628896. Its totient is φ = 5490240.

The previous prime is 14869651. The next prime is 14869681. The reversal of 14869660 is 6696841.

14869660 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×148696602 = 442213577031200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28336 + ... + 28855.

It is an arithmetic number, because the mean of its divisors is an integer number (1401204).

Almost surely, 214869660 is an apocalyptic number.

14869660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14869660 is an abundant number, since it is smaller than the sum of its proper divisors (18759236).

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

14869660 is a wasteful number, since it uses less digits than its factorization.

14869660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57213 (or 57211 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 14869660 is about 3856.1198114167. The cubic root of 14869660 is about 245.9048037592.

The spelling of 14869660 in words is "fourteen million, eight hundred sixty-nine thousand, six hundred sixty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 57191 114382 228764 285955 571910 743483 1143820 1486966 2973932 3717415 7434830 14869660