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12323656201 = 17312719751
BaseRepresentation
bin10110111101000110…
…00001001000001001
31011210212010121012011
423132203001020021
5200214323444301
65354510415521
7614251230553
oct133643011011
934725117164
1012323656201
11525442333a
12247b2015a1
131215225c7c
1484c9cc4d3
154c1da3a51
hex2de8c1209

12323656201 has 16 divisors (see below), whose sum is σ = 13197496320. Its totient is φ = 11506824000.

The previous prime is 12323656187. The next prime is 12323656217. The reversal of 12323656201 is 10265632321.

It is a happy number.

It is not a de Polignac number, because 12323656201 - 29 = 12323655689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12323656001) 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, 614076 + ... + 633826.

It is an arithmetic number, because the mean of its divisors is an integer number (824843520).

Almost surely, 212323656201 is an apocalyptic number.

It is an amenable number.

12323656201 is a deficient number, since it is larger than the sum of its proper divisors (873840119).

12323656201 is an equidigital number, since it uses as much as digits as its factorization.

12323656201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19929 (or 19895 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The spelling of 12323656201 in words is "twelve billion, three hundred twenty-three million, six hundred fifty-six thousand, two hundred one".

Divisors: 1 17 127 289 2159 4913 19751 36703 335767 623951 2508377 5708039 42642409 97036663 724920953 12323656201