Search a number
-
+
13420090 = 2512710567
BaseRepresentation
bin110011001100…
…011000111010
3221020210220101
4303030120322
511413420330
61155350014
7222032425
oct63143072
927223811
1013420090
117636792
1245b230a
132a1b4a8
141ad49bc
1512a14ca
hexccc63a

13420090 has 16 divisors (see below), whose sum is σ = 24348672. Its totient is φ = 5325264.

The previous prime is 13420073. The next prime is 13420091. The reversal of 13420090 is 9002431.

13420090 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (13420091) 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, 4014 + ... + 6553.

It is an arithmetic number, because the mean of its divisors is an integer number (1521792).

Almost surely, 213420090 is an apocalyptic number.

13420090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13420090 is a deficient number, since it is larger than the sum of its proper divisors (10928582).

13420090 is a wasteful number, since it uses less digits than its factorization.

13420090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10701.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 13420090 is about 3663.3441006818. The cubic root of 13420090 is about 237.6394158365.

The spelling of 13420090 in words is "thirteen million, four hundred twenty thousand, ninety".

Divisors: 1 2 5 10 127 254 635 1270 10567 21134 52835 105670 1342009 2684018 6710045 13420090