Base | Representation |
---|---|
bin | 1010001101111010… |
… | …1001000100010100 |
3 | 21002010220112210120 |
4 | 2203132221010110 |
5 | 21104113444430 |
6 | 1132053551540 |
7 | 124652503356 |
oct | 24336510424 |
9 | 7063815716 |
10 | 2742718740 |
11 | 1188214203 |
12 | 6466455b0 |
13 | 3492c28c8 |
14 | 1c03930d6 |
15 | 110bc2610 |
hex | a37a9114 |
2742718740 has 48 divisors (see below), whose sum is σ = 7688123520. Its totient is φ = 730581120.
The previous prime is 2742718691. The next prime is 2742718753. The reversal of 2742718740 is 478172472.
It is a junction number, because it is equal to n+sod(n) for n = 2742718692 and 2742718701.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30270 + ... + 80010.
It is an arithmetic number, because the mean of its divisors is an integer number (160169240).
Almost surely, 22742718740 is an apocalyptic number.
2742718740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2742718740 is an abundant number, since it is smaller than the sum of its proper divisors (4945404780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2742718740 is a wasteful number, since it uses less digits than its factorization.
2742718740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50672 (or 50670 counting only the distinct ones).
The product of its (nonzero) digits is 175616, while the sum is 42.
The square root of 2742718740 is about 52370.9723033667. The cubic root of 2742718740 is about 1399.7820647157.
The spelling of 2742718740 in words is "two billion, seven hundred forty-two million, seven hundred eighteen thousand, seven hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •