Base | Representation |
---|---|
bin | 1100001110011111111… |
… | …01001001110010100100 |
3 | 1111011100112122212201011 |
4 | 12013033331021302210 |
5 | 23340331242223213 |
6 | 520554104512004 |
7 | 42231326251162 |
oct | 6071775116244 |
9 | 1434315585634 |
10 | 420100742308 |
11 | 152188a0a625 |
12 | 69502a7b604 |
13 | 307ccb595c0 |
14 | 164939d0232 |
15 | addb41403d |
hex | 61cff49ca4 |
420100742308 has 24 divisors (see below), whose sum is σ = 793423717632. Its totient is φ = 193477451424.
The previous prime is 420100742291. The next prime is 420100742309. The reversal of 420100742308 is 803247001024.
It is a self number, because there is not a number n which added to its sum of digits gives 420100742308.
It is not an unprimeable number, because it can be changed into a prime (420100742309) 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, 8625460 + ... + 8674027.
It is an arithmetic number, because the mean of its divisors is an integer number (33059321568).
Almost surely, 2420100742308 is an apocalyptic number.
It is an amenable number.
420100742308 is a deficient number, since it is larger than the sum of its proper divisors (373322975324).
420100742308 is a wasteful number, since it uses less digits than its factorization.
420100742308 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17299971 (or 17299969 counting only the distinct ones).
The product of its (nonzero) digits is 10752, while the sum is 31.
The spelling of 420100742308 in words is "four hundred twenty billion, one hundred million, seven hundred forty-two thousand, three hundred eight".
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