Base | Representation |
---|---|
bin | 1110100010110… |
… | …01101111111101 |
3 | 22111120100212111 |
4 | 13101121233331 |
5 | 222213034204 |
6 | 20034534021 |
7 | 3011001133 |
oct | 721315775 |
9 | 274510774 |
10 | 122002429 |
11 | 6295a25a |
12 | 34a37311 |
13 | 1c3784b3 |
14 | 122bb753 |
15 | aa9dd04 |
hex | 7459bfd |
122002429 has 8 divisors (see below), whose sum is σ = 126270648. Its totient is φ = 117795840.
The previous prime is 122002427. The next prime is 122002483. The reversal of 122002429 is 924200221.
It can be written as a sum of positive squares in 4 ways, for example, as 5405625 + 116596804 = 2325^2 + 10798^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 122002429 - 21 = 122002427 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 (122002427) 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, 11362 + ... + 19315.
It is an arithmetic number, because the mean of its divisors is an integer number (15783831).
Almost surely, 2122002429 is an apocalyptic number.
It is an amenable number.
122002429 is a deficient number, since it is larger than the sum of its proper divisors (4268219).
122002429 is an equidigital number, since it uses as much as digits as its factorization.
122002429 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30815.
The product of its (nonzero) digits is 576, while the sum is 22.
The square root of 122002429 is about 11045.4709723035. The cubic root of 122002429 is about 495.9708579067.
The spelling of 122002429 in words is "one hundred twenty-two million, two thousand, four hundred twenty-nine".
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