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11312774 = 211246747
BaseRepresentation
bin101011001001…
…111010000110
3210021202012122
4223021322012
510344002044
61042245542
7165104564
oct53117206
923252178
1011312774
116427500
1239568b2
132461265
141706a34
15ed6dee
hexac9e86

11312774 has 12 divisors (see below), whose sum is σ = 18652452. Its totient is φ = 5142060.

The previous prime is 11312731. The next prime is 11312801. The reversal of 11312774 is 47721311.

It is a happy number.

11312774 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23132 + ... + 23615.

It is an arithmetic number, because the mean of its divisors is an integer number (1554371).

Almost surely, 211312774 is an apocalyptic number.

11312774 is a deficient number, since it is larger than the sum of its proper divisors (7339678).

11312774 is a wasteful number, since it uses less digits than its factorization.

11312774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46771 (or 46760 counting only the distinct ones).

The product of its digits is 1176, while the sum is 26.

The square root of 11312774 is about 3363.4467440410. The cubic root of 11312774 is about 224.4862285556.

The spelling of 11312774 in words is "eleven million, three hundred twelve thousand, seven hundred seventy-four".

Divisors: 1 2 11 22 121 242 46747 93494 514217 1028434 5656387 11312774