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12300029 = 72283887
BaseRepresentation
bin101110111010…
…111011111101
3212010220110122
4232322323331
511122100104
61115344325
7206356100
oct56727375
925126418
1012300029
116a41215
1241520a5
132718731
1418c2737
15112e6be
hexbbaefd

12300029 has 12 divisors (see below), whose sum is σ = 14374944. Its totient is φ = 10493784.

The previous prime is 12300017. The next prime is 12300037. The reversal of 12300029 is 92000321.

It is not a de Polignac number, because 12300029 - 220 = 11251453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12300059) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13424 + ... + 14310.

It is an arithmetic number, because the mean of its divisors is an integer number (1197912).

Almost surely, 212300029 is an apocalyptic number.

It is an amenable number.

12300029 is a deficient number, since it is larger than the sum of its proper divisors (2074915).

12300029 is an equidigital number, since it uses as much as digits as its factorization.

12300029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1184 (or 1177 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 12300029 is about 3507.1397177757. The cubic root of 12300029 is about 230.8352053903.

The spelling of 12300029 in words is "twelve million, three hundred thousand, twenty-nine".

Divisors: 1 7 49 283 887 1981 6209 13867 43463 251021 1757147 12300029