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113450005 = 522690001
BaseRepresentation
bin1101100001100…
…01110000010101
321220110212011001
412300301300111
5213020400010
615131343301
72545211014
oct660616025
9256425131
10113450005
1159048739
1231bb1b31
131a6727a6
14110d2a7b
159e5ec3a
hex6c31c15

113450005 has 4 divisors (see below), whose sum is σ = 136140012. Its totient is φ = 90760000.

The previous prime is 113450003. The next prime is 113450009. The reversal of 113450005 is 500054311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 32341969 + 81108036 = 5687^2 + 9006^2 .

It is not a de Polignac number, because 113450005 - 21 = 113450003 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113450003) 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, 11344996 + ... + 11345005.

It is an arithmetic number, because the mean of its divisors is an integer number (34035003).

Almost surely, 2113450005 is an apocalyptic number.

It is an amenable number.

113450005 is a deficient number, since it is larger than the sum of its proper divisors (22690007).

113450005 is an equidigital number, since it uses as much as digits as its factorization.

113450005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22690006.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 113450005 is about 10651.2912362774. The cubic root of 113450005 is about 484.0997292955.

The spelling of 113450005 in words is "one hundred thirteen million, four hundred fifty thousand, five".

Divisors: 1 5 22690001 113450005