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12423486 = 232070581
BaseRepresentation
bin101111011001…
…000100111110
3212101011211010
4233121010332
511140022421
61122140050
7210412035
oct57310476
925334733
1012423486
117015a49
1241b1626
13275c99a
14191571c
151156076
hexbd913e

12423486 has 8 divisors (see below), whose sum is σ = 24846984. Its totient is φ = 4141160.

The previous prime is 12423457. The next prime is 12423487. The reversal of 12423486 is 68432421.

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

12423486 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12423487) 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, 1035285 + ... + 1035296.

It is an arithmetic number, because the mean of its divisors is an integer number (3105873).

Almost surely, 212423486 is an apocalyptic number.

12423486 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12423486 is a wasteful number, since it uses less digits than its factorization.

12423486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2070586.

The product of its digits is 9216, while the sum is 30.

The square root of 12423486 is about 3524.6965826862. The cubic root of 12423486 is about 231.6049435022.

The spelling of 12423486 in words is "twelve million, four hundred twenty-three thousand, four hundred eighty-six".

Divisors: 1 2 3 6 2070581 4141162 6211743 12423486