Base | Representation |
---|---|
bin | 11011010101001111100010… |
… | …100101100110100011100001 |
3 | 120202121200102002011212112020 |
4 | 123111033202211212203201 |
5 | 111223433020103034332 |
6 | 1103354205035052053 |
7 | 34214446534422342 |
oct | 3325174245464341 |
9 | 522550362155466 |
10 | 120207051221217 |
11 | 35335584694264 |
12 | 11594b222a1029 |
13 | 520c626546c9c |
14 | 21980a38020c9 |
15 | dd6cdbb6082c |
hex | 6d53e29668e1 |
120207051221217 has 4 divisors (see below), whose sum is σ = 160276068294960. Its totient is φ = 80138034147476.
The previous prime is 120207051221207. The next prime is 120207051221227. The reversal of 120207051221217 is 712122150702021.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is an interprime number because it is at equal distance from previous prime (120207051221207) and next prime (120207051221227).
It is a cyclic number.
It is not a de Polignac number, because 120207051221217 - 215 = 120207051188449 is a prime.
It is a super-2 number, since 2×1202070512212172 (a number of 29 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (120207051221207) 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, 20034508536867 + ... + 20034508536872.
It is an arithmetic number, because the mean of its divisors is an integer number (40069017073740).
Almost surely, 2120207051221217 is an apocalyptic number.
It is an amenable number.
120207051221217 is a deficient number, since it is larger than the sum of its proper divisors (40069017073743).
120207051221217 is an equidigital number, since it uses as much as digits as its factorization.
120207051221217 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40069017073742.
The product of its (nonzero) digits is 7840, while the sum is 33.
The spelling of 120207051221217 in words is "one hundred twenty trillion, two hundred seven billion, fifty-one million, two hundred twenty-one thousand, two hundred seventeen".
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