Base | Representation |
---|---|
bin | 111110101100010011… |
… | …010011011110110000 |
3 | 20102202022112001202220 |
4 | 332230103103132300 |
5 | 2100330201013440 |
6 | 50531343241040 |
7 | 4602064123305 |
oct | 765423233660 |
9 | 212668461686 |
10 | 67315251120 |
11 | 26603782547 |
12 | 110678a9180 |
13 | 646a170950 |
14 | 33882330ac |
15 | 1b3ea8e8d0 |
hex | fac4d37b0 |
67315251120 has 80 divisors (see below), whose sum is σ = 224729387232. Its totient is φ = 16569907200.
The previous prime is 67315251089. The next prime is 67315251137. The reversal of 67315251120 is 2115251376.
It is a tau number, because it is divible by the number of its divisors (80).
It is a super-2 number, since 2×673152511202 (a number of 22 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, 10784581 + ... + 10790820.
Almost surely, 267315251120 is an apocalyptic number.
67315251120 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
67315251120 is an abundant number, since it is smaller than the sum of its proper divisors (157414136112).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67315251120 is a wasteful number, since it uses less digits than its factorization.
67315251120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21575430 (or 21575424 counting only the distinct ones).
The product of its (nonzero) digits is 12600, while the sum is 33.
The spelling of 67315251120 in words is "sixty-seven billion, three hundred fifteen million, two hundred fifty-one thousand, one hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.134 sec. • engine limits •