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12622983 = 331135731
BaseRepresentation
bin110000001001…
…110010000111
3212202022110220
4300021302013
511212413413
61130315423
7212202462
oct60116207
925668426
1012622983
11714191a
124288b73
1327cc729
1419682d9
151195223
hexc09c87

12622983 has 8 divisors (see below), whose sum is σ = 17373696. Its totient is φ = 8143800.

The previous prime is 12622979. The next prime is 12622997. The reversal of 12622983 is 38922621.

It is a happy number.

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

It is not a de Polignac number, because 12622983 - 22 = 12622979 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12622903) 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, 67773 + ... + 67958.

It is an arithmetic number, because the mean of its divisors is an integer number (2171712).

Almost surely, 212622983 is an apocalyptic number.

12622983 is a deficient number, since it is larger than the sum of its proper divisors (4750713).

12622983 is a wasteful number, since it uses less digits than its factorization.

12622983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135765.

The product of its digits is 10368, while the sum is 33.

The square root of 12622983 is about 3552.8837583011. The cubic root of 12622983 is about 232.8380744813.

The spelling of 12622983 in words is "twelve million, six hundred twenty-two thousand, nine hundred eighty-three".

Divisors: 1 3 31 93 135731 407193 4207661 12622983