Base | Representation |
---|---|
bin | 110111111000100100… |
… | …1111001110011000111 |
3 | 102110202201000210012212 |
4 | 1233301021321303013 |
5 | 3431240031201322 |
6 | 131044251134035 |
7 | 11445650233214 |
oct | 1576111716307 |
9 | 373681023185 |
10 | 120010022087 |
11 | 4699458a93a |
12 | 1b31314431b |
13 | b4172b5cb7 |
14 | 5b467d4b0b |
15 | 31c5cd50e2 |
hex | 1bf1279cc7 |
120010022087 has 2 divisors, whose sum is σ = 120010022088. Its totient is φ = 120010022086.
The previous prime is 120010022021. The next prime is 120010022101. The reversal of 120010022087 is 780220010021.
It is a strong prime.
It is an emirp because it is prime and its reverse (780220010021) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 120010022087 - 210 = 120010021063 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (120010022017) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60005011043 + 60005011044.
It is an arithmetic number, because the mean of its divisors is an integer number (60005011044).
Almost surely, 2120010022087 is an apocalyptic number.
120010022087 is a deficient number, since it is larger than the sum of its proper divisors (1).
120010022087 is an equidigital number, since it uses as much as digits as its factorization.
120010022087 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 448, while the sum is 23.
The spelling of 120010022087 in words is "one hundred twenty billion, ten million, twenty-two thousand, eighty-seven".
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