Base | Representation |
---|---|
bin | 111111100001001011… |
… | …010010011110000110 |
3 | 20112001010201222001222 |
4 | 333201023102132012 |
5 | 2104134244423103 |
6 | 51155352520342 |
7 | 4633055226020 |
oct | 774113223606 |
9 | 215033658058 |
10 | 68202342278 |
11 | 26a19498234 |
12 | 112749b00b2 |
13 | 657bb97765 |
14 | 342dd8d010 |
15 | 1b928bb638 |
hex | fe12d2786 |
68202342278 has 16 divisors (see below), whose sum is σ = 123071896320. Its totient is φ = 27691176456.
The previous prime is 68202342233. The next prime is 68202342323. The reversal of 68202342278 is 87224320286.
It is an interprime number because it is at equal distance from previous prime (68202342233) and next prime (68202342323).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128199626 + ... + 128200157.
It is an arithmetic number, because the mean of its divisors is an integer number (7691993520).
Almost surely, 268202342278 is an apocalyptic number.
68202342278 is a deficient number, since it is larger than the sum of its proper divisors (54869554042).
68202342278 is a wasteful number, since it uses less digits than its factorization.
68202342278 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 256399811.
The product of its (nonzero) digits is 516096, while the sum is 44.
The spelling of 68202342278 in words is "sixty-eight billion, two hundred two million, three hundred forty-two thousand, two hundred seventy-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •