Base | Representation |
---|---|
bin | 101110111101010100111… |
… | …1100110000110111111000 |
3 | 211211222121211201011001220 |
4 | 1131322221330300313320 |
5 | 1321220032343010140 |
6 | 21420513243112040 |
7 | 1234164315122205 |
oct | 135725174606770 |
9 | 24758554634056 |
10 | 6453892156920 |
11 | 2069097962a0a |
12 | 882983512620 |
13 | 37a7a3c00b90 |
14 | 1845275a2cac |
15 | b2d31c97bd0 |
hex | 5dea9f30df8 |
6453892156920 has 128 divisors (see below), whose sum is σ = 20860924170240. Its totient is φ = 1587897008640.
The previous prime is 6453892156889. The next prime is 6453892156967. The reversal of 6453892156920 is 296512983546.
It is a Harshad number since it is a multiple of its sum of digits (60).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2313267 + ... + 4273053.
It is an arithmetic number, because the mean of its divisors is an integer number (162975970080).
Almost surely, 26453892156920 is an apocalyptic number.
6453892156920 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 6453892156920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10430462085120).
6453892156920 is an abundant number, since it is smaller than the sum of its proper divisors (14407032013320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6453892156920 is a wasteful number, since it uses less digits than its factorization.
6453892156920 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1961925 (or 1961921 counting only the distinct ones).
The product of its (nonzero) digits is 27993600, while the sum is 60.
The spelling of 6453892156920 in words is "six trillion, four hundred fifty-three billion, eight hundred ninety-two million, one hundred fifty-six thousand, nine hundred twenty".
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