Base | Representation |
---|---|
bin | 1110100111100… |
… | …11001110001111 |
3 | 22112202022011221 |
4 | 13103303032033 |
5 | 222343143210 |
6 | 20100224211 |
7 | 3016226641 |
oct | 723631617 |
9 | 275668157 |
10 | 122631055 |
11 | 63249588 |
12 | 3509b067 |
13 | 1c538671 |
14 | 12402891 |
15 | ab751da |
hex | 74f338f |
122631055 has 16 divisors (see below), whose sum is σ = 157132800. Its totient is φ = 91653408.
The previous prime is 122631001. The next prime is 122631059. The reversal of 122631055 is 550136221.
It is a cyclic number.
It is not a de Polignac number, because 122631055 - 27 = 122630927 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122631059) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7455 + ... + 17344.
It is an arithmetic number, because the mean of its divisors is an integer number (9820800).
Almost surely, 2122631055 is an apocalyptic number.
122631055 is a deficient number, since it is larger than the sum of its proper divisors (34501745).
122631055 is a wasteful number, since it uses less digits than its factorization.
122631055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24870.
The product of its (nonzero) digits is 1800, while the sum is 25.
The square root of 122631055 is about 11073.8906893648. The cubic root of 122631055 is about 496.8212404688.
Adding to 122631055 its reverse (550136221), we get a palindrome (672767276).
The spelling of 122631055 in words is "one hundred twenty-two million, six hundred thirty-one thousand, fifty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •