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13103106 = 233759023
BaseRepresentation
bin110001111111…
…000000000010
3220122201002020
4301333000002
511323244411
61144502310
7216242322
oct61770002
926581066
1013103106
11743a615
12447a996
13293a123
141a51282
15123c606
hexc7f002

13103106 has 16 divisors (see below), whose sum is σ = 26914944. Its totient is φ = 4249584.

The previous prime is 13103087. The next prime is 13103147. The reversal of 13103106 is 60130131.

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, 29290 + ... + 29733.

It is an arithmetic number, because the mean of its divisors is an integer number (1682184).

Almost surely, 213103106 is an apocalyptic number.

13103106 is an abundant number, since it is smaller than the sum of its proper divisors (13811838).

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

13103106 is a wasteful number, since it uses less digits than its factorization.

13103106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59065.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 13103106 is about 3619.8212663058. The cubic root of 13103106 is about 235.7534651390.

Adding to 13103106 its reverse (60130131), we get a palindrome (73233237).

The spelling of 13103106 in words is "thirteen million, one hundred three thousand, one hundred six".

Divisors: 1 2 3 6 37 74 111 222 59023 118046 177069 354138 2183851 4367702 6551553 13103106