Base | Representation |
---|---|
bin | 100111111100101011010… |
… | …001001010110011100100 |
3 | 100201102212101222101100111 |
4 | 213330223101022303210 |
5 | 324434142231220030 |
6 | 5501044310022404 |
7 | 402222602121154 |
oct | 47745321126344 |
9 | 10642771871314 |
10 | 2745210023140 |
11 | 969267543a72 |
12 | 384059347a04 |
13 | 16bb452989a0 |
14 | 96c24294764 |
15 | 4b62115c62a |
hex | 27f2b44ace4 |
2745210023140 has 48 divisors (see below), whose sum is σ = 6535155856320. Its totient is φ = 960267795840.
The previous prime is 2745210023117. The next prime is 2745210023161. The reversal of 2745210023140 is 413200125472.
It is a happy number.
It is a super-2 number, since 2×27452100231402 (a number of 26 digits) contains 22 as substring.
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, 277850326 + ... + 277860205.
It is an arithmetic number, because the mean of its divisors is an integer number (136149080340).
Almost surely, 22745210023140 is an apocalyptic number.
2745210023140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2745210023140 is an abundant number, since it is smaller than the sum of its proper divisors (3789945833180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2745210023140 is a wasteful number, since it uses less digits than its factorization.
2745210023140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 555710572 (or 555710570 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 31.
The spelling of 2745210023140 in words is "two trillion, seven hundred forty-five billion, two hundred ten million, twenty-three thousand, one hundred forty".
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