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12494553 = 34396857
BaseRepresentation
bin101111101010…
…011011011001
3212111210022020
4233222123121
511144311203
61123445053
7211126161
oct57523331
925453266
1012494553
117064385
124226789
132786136
1419335a1
15116c153
hexbea6d9

12494553 has 8 divisors (see below), whose sum is σ = 17047008. Its totient is φ = 8135904.

The previous prime is 12494539. The next prime is 12494597. The reversal of 12494553 is 35549421.

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

It is not a de Polignac number, because 12494553 - 210 = 12493529 is a prime.

It is a super-2 number, since 2×124945532 = 312227709339618, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12494513) 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, 48300 + ... + 48557.

It is an arithmetic number, because the mean of its divisors is an integer number (2130876).

Almost surely, 212494553 is an apocalyptic number.

It is an amenable number.

12494553 is a deficient number, since it is larger than the sum of its proper divisors (4552455).

12494553 is an equidigital number, since it uses as much as digits as its factorization.

12494553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96903.

The product of its digits is 21600, while the sum is 33.

The square root of 12494553 is about 3534.7634998681. The cubic root of 12494553 is about 232.0457264704.

The spelling of 12494553 in words is "twelve million, four hundred ninety-four thousand, five hundred fifty-three".

Divisors: 1 3 43 129 96857 290571 4164851 12494553