Base | Representation |
---|---|
bin | 100000000110111100… |
… | …1111010110111100011 |
3 | 20120222102210022222110 |
4 | 1000031321322313203 |
5 | 2112203401421000 |
6 | 51402041010403 |
7 | 4660466552052 |
oct | 1001571726743 |
9 | 216872708873 |
10 | 68952763875 |
11 | 27274046076 |
12 | 11444183a03 |
13 | 666b4ac0c8 |
14 | 34a18d0399 |
15 | 1bd86ed850 |
hex | 100de7ade3 |
68952763875 has 16 divisors (see below), whose sum is σ = 114737399712. Its totient is φ = 36774807200.
The previous prime is 68952763829. The next prime is 68952763879. The reversal of 68952763875 is 57836725986.
It is not a de Polignac number, because 68952763875 - 211 = 68952761827 is a prime.
It is not an unprimeable number, because it can be changed into a prime (68952763879) 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, 91936644 + ... + 91937393.
It is an arithmetic number, because the mean of its divisors is an integer number (7171087482).
Almost surely, 268952763875 is an apocalyptic number.
68952763875 is a deficient number, since it is larger than the sum of its proper divisors (45784635837).
68952763875 is a wasteful number, since it uses less digits than its factorization.
68952763875 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 183874055 (or 183874045 counting only the distinct ones).
The product of its digits is 152409600, while the sum is 66.
The spelling of 68952763875 in words is "sixty-eight billion, nine hundred fifty-two million, seven hundred sixty-three thousand, eight hundred seventy-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •