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13420295 = 571312927
BaseRepresentation
bin110011001100…
…011100000111
3221020211011222
4303030130013
511413422140
61155350555
7222033140
oct63143407
927224158
1013420295
117636959
1245b245b
132a1b605
141ad4ac7
1512a15b5
hexccc707

13420295 has 16 divisors (see below), whose sum is σ = 18551808. Its totient is φ = 9129120.

The previous prime is 13420291. The next prime is 13420321. The reversal of 13420295 is 59202431.

13420295 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13420295 - 22 = 13420291 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13420291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3122 + ... + 6048.

It is an arithmetic number, because the mean of its divisors is an integer number (1159488).

Almost surely, 213420295 is an apocalyptic number.

13420295 is a deficient number, since it is larger than the sum of its proper divisors (5131513).

13420295 is a wasteful number, since it uses less digits than its factorization.

13420295 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3070.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 13420295 is about 3663.3720804745. The cubic root of 13420295 is about 237.6406258590.

The spelling of 13420295 in words is "thirteen million, four hundred twenty thousand, two hundred ninety-five".

Divisors: 1 5 7 35 131 655 917 2927 4585 14635 20489 102445 383437 1917185 2684059 13420295