Base | Representation |
---|---|
bin | 10111001010111000000001… |
… | …100100110011001100000001 |
3 | 111100210202221220002121122101 |
4 | 113022320001210303030001 |
5 | 101324032124121121321 |
6 | 1000421154204110401 |
7 | 30315130655402041 |
oct | 2712700144631401 |
9 | 440722856077571 |
10 | 101902420488961 |
11 | 2a518634859064 |
12 | b519456535401 |
13 | 44b24844ab371 |
14 | 1b24163cb5721 |
15 | bbaab0cd4791 |
hex | 5cae01933301 |
101902420488961 has 8 divisors (see below), whose sum is σ = 103884538276224. Its totient is φ = 99922503835440.
The previous prime is 101902420488889. The next prime is 101902420488991. The reversal of 101902420488961 is 169884024209101.
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 101902420488961 - 211 = 101902420486913 is a prime.
It is a super-2 number, since 2×1019024204889612 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (101902420488991) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 550189945 + ... + 550375126.
It is an arithmetic number, because the mean of its divisors is an integer number (12985567284528).
Almost surely, 2101902420488961 is an apocalyptic number.
It is an amenable number.
101902420488961 is a deficient number, since it is larger than the sum of its proper divisors (1982117787263).
101902420488961 is a wasteful number, since it uses less digits than its factorization.
101902420488961 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1100566871.
The product of its (nonzero) digits is 1990656, while the sum is 55.
The spelling of 101902420488961 in words is "one hundred one trillion, nine hundred two billion, four hundred twenty million, four hundred eighty-eight thousand, nine hundred sixty-one".
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