Base | Representation |
---|---|
bin | 111110100001011000… |
… | …111110100110000001 |
3 | 20102021120001112211111 |
4 | 332201120332212001 |
5 | 2044441320022212 |
6 | 50501243443321 |
7 | 4564412122543 |
oct | 764130764601 |
9 | 212246045744 |
10 | 67132189057 |
11 | 2651a40928a |
12 | 11016526541 |
13 | 643b2670bb |
14 | 336bbbd693 |
15 | 1b2d97dea7 |
hex | fa163e981 |
67132189057 has 16 divisors (see below), whose sum is σ = 69747589120. Its totient is φ = 64565523792.
The previous prime is 67132189043. The next prime is 67132189063. The reversal of 67132189057 is 75098123176.
It is a happy number.
67132189057 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-67132189057 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 67132189057.
It is not an unprimeable number, because it can be changed into a prime (67132189357) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13362448 + ... + 13367470.
It is an arithmetic number, because the mean of its divisors is an integer number (4359224320).
Almost surely, 267132189057 is an apocalyptic number.
67132189057 is a gapful number since it is divisible by the number (67) formed by its first and last digit.
It is an amenable number.
67132189057 is a deficient number, since it is larger than the sum of its proper divisors (2615400063).
67132189057 is a wasteful number, since it uses less digits than its factorization.
67132189057 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9772.
The product of its (nonzero) digits is 635040, while the sum is 49.
The spelling of 67132189057 in words is "sixty-seven billion, one hundred thirty-two million, one hundred eighty-nine thousand, fifty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •