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11390494 = 213940973
BaseRepresentation
bin101011011100…
…111000011110
3210102200211011
4223130320132
510403443434
61044045434
7165550303
oct53347036
923380734
1011390494
11647a935
12399387a
13248a74b
1417270aa
15eeee64
hexadce1e

11390494 has 8 divisors (see below), whose sum is σ = 17209080. Its totient is φ = 5654136.

The previous prime is 11390479. The next prime is 11390521. The reversal of 11390494 is 49409311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a nialpdrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20209 + ... + 20764.

It is an arithmetic number, because the mean of its divisors is an integer number (2151135).

Almost surely, 211390494 is an apocalyptic number.

11390494 is a deficient number, since it is larger than the sum of its proper divisors (5818586).

11390494 is a wasteful number, since it uses less digits than its factorization.

11390494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41114.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 11390494 is about 3374.9805925368. The cubic root of 11390494 is about 224.9991374453. Note that the first 3 decimals are identical.

The spelling of 11390494 in words is "eleven million, three hundred ninety thousand, four hundred ninety-four".

Divisors: 1 2 139 278 40973 81946 5695247 11390494