Search a number
-
+
14768420 = 225738421
BaseRepresentation
bin111000010101…
…100100100100
31000210022110112
4320111210210
512240042140
61244312152
7236346422
oct70254444
930708415
1014768420
118377807
124b42658
1330a1114
141d66112
15146ac65
hexe15924

14768420 has 12 divisors (see below), whose sum is σ = 31013724. Its totient is φ = 5907360.

The previous prime is 14768419. The next prime is 14768423. The reversal of 14768420 is 2486741.

It can be written as a sum of positive squares in 2 ways, for example, as 10549504 + 4218916 = 3248^2 + 2054^2 .

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (14768423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 369191 + ... + 369230.

It is an arithmetic number, because the mean of its divisors is an integer number (2584477).

Almost surely, 214768420 is an apocalyptic number.

14768420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14768420 is an abundant number, since it is smaller than the sum of its proper divisors (16245304).

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

14768420 is a wasteful number, since it uses less digits than its factorization.

14768420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 738430 (or 738428 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 14768420 is about 3842.9702054531. The cubic root of 14768420 is about 245.3454518733.

The spelling of 14768420 in words is "fourteen million, seven hundred sixty-eight thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 738421 1476842 2953684 3692105 7384210 14768420