Base | Representation |
---|---|
bin | 111111111111001100… |
… | …0011111000000001001 |
3 | 111010200110120120210101 |
4 | 1333332120133000021 |
5 | 4222404411124411 |
6 | 143043124045401 |
7 | 12633123114451 |
oct | 1777630370011 |
9 | 433613516711 |
10 | 137411817481 |
11 | 53304430324 |
12 | 2276ab33861 |
13 | cc5b5c8c53 |
14 | 69179c4d61 |
15 | 38938c78c1 |
hex | 1ffe61f009 |
137411817481 has 27 divisors (see below), whose sum is σ = 146342348173. Its totient is φ = 129015295640.
The previous prime is 137411817449. The next prime is 137411817511. The reversal of 137411817481 is 184718114731.
The square root of 137411817481 is 370691.
It is a perfect power (a square), and thus also a powerful number.
It is not a de Polignac number, because 137411817481 - 25 = 137411817449 is a prime.
It is a super-2 number, since 2×1374118174812 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (137411817421) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 605338290 + ... + 605338516.
Almost surely, 2137411817481 is an apocalyptic number.
137411817481 is the 370691-st square number.
137411817481 is the 185346-th centered octagonal number.
It is an amenable number.
137411817481 is a deficient number, since it is larger than the sum of its proper divisors (8930530692).
137411817481 is an frugal number, since it uses more digits than its factorization.
137411817481 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 642 (or 321 counting only the distinct ones).
The product of its digits is 150528, while the sum is 46.
The spelling of 137411817481 in words is "one hundred thirty-seven billion, four hundred eleven million, eight hundred seventeen thousand, four hundred eighty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •