Base | Representation |
---|---|
bin | 1110100000100… |
… | …11011111010011 |
3 | 22111000202002202 |
4 | 13100103133103 |
5 | 222124332033 |
6 | 20024433415 |
7 | 3005362121 |
oct | 720233723 |
9 | 274022082 |
10 | 121714643 |
11 | 62783016 |
12 | 3491886b |
13 | 1c2a74cb |
14 | 12244911 |
15 | aa438e8 |
hex | 74137d3 |
121714643 has 4 divisors (see below), whose sum is σ = 127006608. Its totient is φ = 116422680.
The previous prime is 121714601. The next prime is 121714657. The reversal of 121714643 is 346417121.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 121714643 - 210 = 121713619 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (121714343) 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, 2645948 + ... + 2645993.
It is an arithmetic number, because the mean of its divisors is an integer number (31751652).
Almost surely, 2121714643 is an apocalyptic number.
121714643 is a deficient number, since it is larger than the sum of its proper divisors (5291965).
121714643 is an equidigital number, since it uses as much as digits as its factorization.
121714643 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5291964.
The product of its digits is 4032, while the sum is 29.
The square root of 121714643 is about 11032.4359504146. The cubic root of 121714643 is about 495.5805764810.
The spelling of 121714643 in words is "one hundred twenty-one million, seven hundred fourteen thousand, six hundred forty-three".
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