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2988100158740 = 225149405007937
BaseRepresentation
bin101011011110111000101…
…001100000010100010100
3101120122210211121201001122
4223132320221200110110
5342424112120034430
610204414140343112
7425611623163244
oct53367051402424
911518724551048
102988100158740
11a52278704924
12403144844a98
13188a13366208
14a48a670bb24
1552ad9ba9ee5
hex2b7b8a60514

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".

Divisors: 1 2 4 5 10 20 149405007937 298810015874 597620031748 747025039685 1494050079370 2988100158740