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12542667 = 337112997
BaseRepresentation
bin101111110110…
…001011001011
3212121020022020
4233312023023
511202331132
61124455523
7211416354
oct57661313
925536266
1012542667
117097545
12424a5a3
1327a1cc7
141946d2b
15117b52c
hexbf62cb

12542667 has 8 divisors (see below), whose sum is σ = 17175696. Its totient is φ = 8135712.

The previous prime is 12542657. The next prime is 12542723. The reversal of 12542667 is 76624521.

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

It is not a de Polignac number, because 12542667 - 27 = 12542539 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12542657) 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, 56388 + ... + 56609.

It is an arithmetic number, because the mean of its divisors is an integer number (2146962).

Almost surely, 212542667 is an apocalyptic number.

12542667 is a deficient number, since it is larger than the sum of its proper divisors (4633029).

12542667 is a wasteful number, since it uses less digits than its factorization.

12542667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113037.

The product of its digits is 20160, while the sum is 33.

The square root of 12542667 is about 3541.5627906335. The cubic root of 12542667 is about 232.3431987030.

The spelling of 12542667 in words is "twelve million, five hundred forty-two thousand, six hundred sixty-seven".

Divisors: 1 3 37 111 112997 338991 4180889 12542667