Base | Representation |
---|---|
bin | 101111110000111011111110… |
… | …1101100000100111010010011 |
3 | 2001002121012120221001121021100 |
4 | 1133201313331230010322103 |
5 | 420032102313011131430 |
6 | 4045322404104155443 |
7 | 154332163446315165 |
oct | 13741677554047223 |
9 | 2032535527047240 |
10 | 420142252052115 |
11 | 11196336821996a |
12 | 3b156472168b83 |
13 | 15058323b4b598 |
14 | 75a6dca240935 |
15 | 3388ce6785960 |
hex | 17e1dfdb04e93 |
420142252052115 has 48 divisors (see below), whose sum is σ = 734798626219008. Its totient is φ = 222067303481088.
The previous prime is 420142252052099. The next prime is 420142252052129. The reversal of 420142252052115 is 511250252241024.
It is a happy number.
420142252052115 is a `hidden beast` number, since 4 + 2 + 0 + 1 + 422 + 5 + 205 + 21 + 1 + 5 = 666.
It is not a de Polignac number, because 420142252052115 - 24 = 420142252052099 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 420142252052115.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 74928724 + ... + 80340513.
It is an arithmetic number, because the mean of its divisors is an integer number (15308304712896).
Almost surely, 2420142252052115 is an apocalyptic number.
420142252052115 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
420142252052115 is a deficient number, since it is larger than the sum of its proper divisors (314656374166893).
420142252052115 is a wasteful number, since it uses less digits than its factorization.
420142252052115 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 155269788 (or 155269785 counting only the distinct ones).
The product of its (nonzero) digits is 64000, while the sum is 36.
The spelling of 420142252052115 in words is "four hundred twenty trillion, one hundred forty-two billion, two hundred fifty-two million, fifty-two thousand, one hundred fifteen".
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