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11420413 = 17243919
BaseRepresentation
bin101011100100…
…001011111101
3210111012212021
4223210023331
510410423123
61044440141
7166033444
oct53441375
923435767
1011420413
1164a0364
1239a9051
13249b254
141733d5b
151008c5d
hexae42fd

11420413 has 12 divisors (see below), whose sum is σ = 12427360. Its totient is φ = 10487232.

The previous prime is 11420401. The next prime is 11420417. The reversal of 11420413 is 31402411.

It is a de Polignac number, because none of the positive numbers 2k-11420413 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 (11420417) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11968 + ... + 12886.

Almost surely, 211420413 is an apocalyptic number.

It is an amenable number.

11420413 is a deficient number, since it is larger than the sum of its proper divisors (1006947).

11420413 is an equidigital number, since it uses as much as digits as its factorization.

11420413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 996 (or 979 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 11420413 is about 3379.4101556337. The cubic root of 11420413 is about 225.1959642544.

Adding to 11420413 its reverse (31402411), we get a palindrome (42822824).

The spelling of 11420413 in words is "eleven million, four hundred twenty thousand, four hundred thirteen".

Divisors: 1 17 43 289 731 919 12427 15623 39517 265591 671789 11420413