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12421483 = 293141337
BaseRepresentation
bin101111011000…
…100101101011
3212101002001221
4233120211223
511134441413
61122122511
7210403144
oct57304553
925332057
1012421483
117014498
1241b0437
13275bab9
141914acb
15115568d
hexbd896b

12421483 has 16 divisors (see below), whose sum is σ = 13628160. Its totient is φ = 11289600.

The previous prime is 12421481. The next prime is 12421501. The reversal of 12421483 is 38412421.

12421483 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 12421483 - 21 = 12421481 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (12421481) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36691 + ... + 37027.

It is an arithmetic number, because the mean of its divisors is an integer number (851760).

Almost surely, 212421483 is an apocalyptic number.

12421483 is a deficient number, since it is larger than the sum of its proper divisors (1206677).

12421483 is a wasteful number, since it uses less digits than its factorization.

12421483 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438.

The product of its digits is 1536, while the sum is 25.

The square root of 12421483 is about 3524.4124333001. The cubic root of 12421483 is about 231.5924958517.

The spelling of 12421483 in words is "twelve million, four hundred twenty-one thousand, four hundred eighty-three".

Divisors: 1 29 31 41 337 899 1189 1271 9773 10447 13817 36859 302963 400693 428327 12421483