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13380174 = 233247781
BaseRepresentation
bin110011000010…
…101001001110
3221011210011000
4303002221032
511411131144
61154441130
7221505153
oct63025116
927153130
1013380174
1176097a5
1245931a6
132a06282
141ac422a
151294769
hexcc2a4e

13380174 has 16 divisors (see below), whose sum is σ = 29733840. Its totient is φ = 4460040.

The previous prime is 13380149. The next prime is 13380179. The reversal of 13380174 is 47108331.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13380179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123837 + ... + 123944.

It is an arithmetic number, because the mean of its divisors is an integer number (1858365).

Almost surely, 213380174 is an apocalyptic number.

13380174 is an abundant number, since it is smaller than the sum of its proper divisors (16353666).

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

13380174 is a wasteful number, since it uses less digits than its factorization.

13380174 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247792 (or 247786 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 13380174 is about 3657.8920159021. The cubic root of 13380174 is about 237.4035745221.

The spelling of 13380174 in words is "thirteen million, three hundred eighty thousand, one hundred seventy-four".

Divisors: 1 2 3 6 9 18 27 54 247781 495562 743343 1486686 2230029 4460058 6690087 13380174