Base | Representation |
---|---|
bin | 101111011100111011… |
… | …0011110000111010001 |
3 | 100202000202011210120121 |
4 | 1132321312132013101 |
5 | 3132143442440024 |
6 | 114451400110241 |
7 | 10235143234210 |
oct | 1367166360721 |
9 | 322022153517 |
10 | 101902311889 |
11 | 3a242220194 |
12 | 178baa65381 |
13 | 97bc972691 |
14 | 4d0996b077 |
15 | 29b62528e4 |
hex | 17b9d9e1d1 |
101902311889 has 8 divisors (see below), whose sum is σ = 116462972480. Its totient is φ = 87342448176.
The previous prime is 101902311871. The next prime is 101902311893. The reversal of 101902311889 is 988113209101.
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 101902311889 - 25 = 101902311857 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (101902311839) 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, 105982 + ... + 463720.
It is an arithmetic number, because the mean of its divisors is an integer number (14557871560).
Almost surely, 2101902311889 is an apocalyptic number.
It is an amenable number.
101902311889 is a deficient number, since it is larger than the sum of its proper divisors (14560660591).
101902311889 is an equidigital number, since it uses as much as digits as its factorization.
101902311889 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 398439.
The product of its (nonzero) digits is 31104, while the sum is 43.
The spelling of 101902311889 in words is "one hundred one billion, nine hundred two million, three hundred eleven thousand, eight hundred eighty-nine".
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