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11420254 = 2191492017
BaseRepresentation
bin101011100100…
…001001011110
3210111012122101
4223210021132
510410422004
61044435314
7166033126
oct53441136
923435571
1011420254
1164a022a
1239a8b3a
13249b161
141733c86
151008ba4
hexae425e

11420254 has 16 divisors (see below), whose sum is σ = 18162000. Its totient is φ = 5370624.

The previous prime is 11420251. The next prime is 11420291. The reversal of 11420254 is 45202411.

11420254 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11420251) 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, 4654 + ... + 6670.

It is an arithmetic number, because the mean of its divisors is an integer number (1135125).

Almost surely, 211420254 is an apocalyptic number.

11420254 is a deficient number, since it is larger than the sum of its proper divisors (6741746).

11420254 is a wasteful number, since it uses less digits than its factorization.

11420254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2187.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 11420254 is about 3379.3866307364. The cubic root of 11420254 is about 225.1949191572.

Adding to 11420254 its reverse (45202411), we get a palindrome (56622665).

The spelling of 11420254 in words is "eleven million, four hundred twenty thousand, two hundred fifty-four".

Divisors: 1 2 19 38 149 298 2017 2831 4034 5662 38323 76646 300533 601066 5710127 11420254