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12408926 = 229213947
BaseRepresentation
bin101111010101…
…100001011110
3212100102211212
4233111201132
511134041201
61121544422
7210321425
oct57254136
925312755
1012408926
117006012
1241a5112
13275617a
1419102bc
151151abb
hexbd585e

12408926 has 8 divisors (see below), whose sum is σ = 19255320. Its totient is φ = 5990488.

The previous prime is 12408923. The next prime is 12408971. The reversal of 12408926 is 62980421.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12408892 and 12408901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12408923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106916 + ... + 107031.

It is an arithmetic number, because the mean of its divisors is an integer number (2406915).

Almost surely, 212408926 is an apocalyptic number.

12408926 is a deficient number, since it is larger than the sum of its proper divisors (6846394).

12408926 is a wasteful number, since it uses less digits than its factorization.

12408926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213978.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 12408926 is about 3522.6305511649. The cubic root of 12408926 is about 231.5144298251.

The spelling of 12408926 in words is "twelve million, four hundred eight thousand, nine hundred twenty-six".

Divisors: 1 2 29 58 213947 427894 6204463 12408926