Base | Representation |
---|---|
bin | 101011011110111000101… |
… | …001100000010100010100 |
3 | 101120122210211121201001122 |
4 | 223132320221200110110 |
5 | 342424112120034430 |
6 | 10204414140343112 |
7 | 425611623163244 |
oct | 53367051402424 |
9 | 11518724551048 |
10 | 2988100158740 |
11 | a52278704924 |
12 | 403144844a98 |
13 | 188a13366208 |
14 | a48a670bb24 |
15 | 52ad9ba9ee5 |
hex | 2b7b8a60514 |
2988100158740 has 12 divisors (see below), whose sum is σ = 6275010333396. Its totient is φ = 1195240063488.
The previous prime is 2988100158721. The next prime is 2988100158749. The reversal of 2988100158740 is 478510018892.
It can be written as a sum of positive squares in 2 ways, for example, as 1376205841924 + 1611894316816 = 1173118^2 + 1269604^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2988100158749) 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 3 ways as a sum of consecutive naturals, for example, 74702503949 + ... + 74702503988.
It is an arithmetic number, because the mean of its divisors is an integer number (522917527783).
Almost surely, 22988100158740 is an apocalyptic number.
2988100158740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2988100158740 is an abundant number, since it is smaller than the sum of its proper divisors (3286910174656).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2988100158740 is a wasteful number, since it uses less digits than its factorization.
2988100158740 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 149405007946 (or 149405007944 counting only the distinct ones).
The product of its (nonzero) digits is 1290240, while the sum is 53.
The spelling of 2988100158740 in words is "two trillion, nine hundred eighty-eight billion, one hundred million, one hundred fifty-eight thousand, seven hundred forty".
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