Base | Representation |
---|---|
bin | 11100111110111001… |
… | …011001000000011101 |
3 | 2222022210202221210110 |
4 | 130332321121000131 |
5 | 1002213210044401 |
6 | 22144001400233 |
7 | 2151116443005 |
oct | 347671310035 |
9 | 88283687713 |
10 | 31120003101 |
11 | 1221a480a30 |
12 | 6046039079 |
13 | 2c1c42a725 |
14 | 17130b3005 |
15 | c221119d6 |
hex | 73ee5901d |
31120003101 has 8 divisors (see below), whose sum is σ = 45265459104. Its totient is φ = 18860607920.
The previous prime is 31120003087. The next prime is 31120003111. The reversal of 31120003101 is 10130002113.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 31120003101 - 27 = 31120002973 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31120003111) by changing a digit.
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, 471515166 + ... + 471515231.
It is an arithmetic number, because the mean of its divisors is an integer number (5658182388).
Almost surely, 231120003101 is an apocalyptic number.
It is an amenable number.
31120003101 is a deficient number, since it is larger than the sum of its proper divisors (14145456003).
31120003101 is a wasteful number, since it uses less digits than its factorization.
31120003101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 943030411.
The product of its (nonzero) digits is 18, while the sum is 12.
Adding to 31120003101 its reverse (10130002113), we get a palindrome (41250005214).
The spelling of 31120003101 in words is "thirty-one billion, one hundred twenty million, three thousand, one hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •