Base | Representation |
---|---|
bin | 1000001110000… |
… | …01111110101110 |
3 | 11210202010100010 |
4 | 10013001332232 |
5 | 120122430412 |
6 | 10501514050 |
7 | 1465040121 |
oct | 407017656 |
9 | 153663303 |
10 | 68951982 |
11 | 35a15710 |
12 | 1b112926 |
13 | 113927b8 |
14 | 922c3b8 |
15 | 60c033c |
hex | 41c1fae |
68951982 has 16 divisors (see below), whose sum is σ = 150440832. Its totient is φ = 20894520.
The previous prime is 68951957. The next prime is 68952019. The reversal of 68951982 is 28915986.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 522298 + ... + 522429.
It is an arithmetic number, because the mean of its divisors is an integer number (9402552).
Almost surely, 268951982 is an apocalyptic number.
68951982 is an abundant number, since it is smaller than the sum of its proper divisors (81488850).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68951982 is a wasteful number, since it uses less digits than its factorization.
68951982 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1044743.
The product of its digits is 311040, while the sum is 48.
The square root of 68951982 is about 8303.7330159393. The cubic root of 68951982 is about 410.0614264500.
The spelling of 68951982 in words is "sixty-eight million, nine hundred fifty-one thousand, nine hundred eighty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •