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14315860 = 2251355061
BaseRepresentation
bin110110100111…
…000101010100
3222221022200001
4312213011110
512131101420
61230501044
7232453126
oct66470524
928838601
1014315860
118098799
124964784
132c73130
141c89216
1513cbb0a
hexda7154

14315860 has 24 divisors (see below), whose sum is σ = 32376456. Its totient is φ = 5285760.

The previous prime is 14315839. The next prime is 14315863. The reversal of 14315860 is 6851341.

14315860 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 4 ways, for example, as 163216 + 14152644 = 404^2 + 3762^2 .

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14315863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27271 + ... + 27790.

It is an arithmetic number, because the mean of its divisors is an integer number (1349019).

Almost surely, 214315860 is an apocalyptic number.

14315860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14315860 is an abundant number, since it is smaller than the sum of its proper divisors (18060596).

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

14315860 is a wasteful number, since it uses less digits than its factorization.

14315860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55083 (or 55081 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 14315860 is about 3783.6305316455. The cubic root of 14315860 is about 242.8133053186.

The spelling of 14315860 in words is "fourteen million, three hundred fifteen thousand, eight hundred sixty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 55061 110122 220244 275305 550610 715793 1101220 1431586 2863172 3578965 7157930 14315860