Base | Representation |
---|---|
bin | 11100111101110110… |
… | …010101000100111011 |
3 | 2222021120200210220202 |
4 | 130331312111010323 |
5 | 1002144210021410 |
6 | 22142132512415 |
7 | 2150514144053 |
oct | 347566250473 |
9 | 88246623822 |
10 | 31102423355 |
11 | 12210564013 |
12 | 604017b70b |
13 | 2c188b3b03 |
14 | 1710a18563 |
15 | c207dcca5 |
hex | 73dd9513b |
31102423355 has 8 divisors (see below), whose sum is σ = 39518373312. Its totient is φ = 23418295168.
The previous prime is 31102423351. The next prime is 31102423357. The reversal of 31102423355 is 55332420113.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 31102423355 - 22 = 31102423351 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31102423351) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182955347 + ... + 182955516.
It is an arithmetic number, because the mean of its divisors is an integer number (4939796664).
Almost surely, 231102423355 is an apocalyptic number.
31102423355 is a deficient number, since it is larger than the sum of its proper divisors (8415949957).
31102423355 is a wasteful number, since it uses less digits than its factorization.
31102423355 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 365910885.
The product of its (nonzero) digits is 10800, while the sum is 29.
Adding to 31102423355 its reverse (55332420113), we get a palindrome (86434843468).
The spelling of 31102423355 in words is "thirty-one billion, one hundred two million, four hundred twenty-three thousand, three hundred fifty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •