Base | Representation |
---|---|
bin | 10100001011110001101… |
… | …111010011100101110100 |
3 | 11220121011212101200001101 |
4 | 110023301233103211310 |
5 | 140211122001220010 |
6 | 2541110053335444 |
7 | 202132011332134 |
oct | 24136157234564 |
9 | 4817155350041 |
10 | 1387035179380 |
11 | 495269220704 |
12 | 1a4997337584 |
13 | a0a48901796 |
14 | 4b1c07daac4 |
15 | 2612ed5b73a |
hex | 142f1bd3974 |
1387035179380 has 12 divisors (see below), whose sum is σ = 2912773876740. Its totient is φ = 554814071744.
The previous prime is 1387035179371. The next prime is 1387035179417. The reversal of 1387035179380 is 839715307831.
It can be written as a sum of positive squares in 2 ways, for example, as 154282412944 + 1232752766436 = 392788^2 + 1110294^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34675879465 + ... + 34675879504.
It is an arithmetic number, because the mean of its divisors is an integer number (242731156395).
Almost surely, 21387035179380 is an apocalyptic number.
1387035179380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1387035179380 is an abundant number, since it is smaller than the sum of its proper divisors (1525738697360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1387035179380 is a wasteful number, since it uses less digits than its factorization.
1387035179380 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69351758978 (or 69351758976 counting only the distinct ones).
The product of its (nonzero) digits is 3810240, while the sum is 55.
The spelling of 1387035179380 in words is "one trillion, three hundred eighty-seven billion, thirty-five million, one hundred seventy-nine thousand, three hundred eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •