Base | Representation |
---|---|
bin | 1100101001011011110110… |
… | …1011101110111010001111 |
3 | 1211020101210110100002221120 |
4 | 3022112331223232322033 |
5 | 3310313432310322221 |
6 | 45324154014332023 |
7 | 2633450301266316 |
oct | 312267553567217 |
9 | 54211713302846 |
10 | 13905991495311 |
11 | 4481552741703 |
12 | 16870a84ba013 |
13 | 79b438823206 |
14 | 3610a704527d |
15 | 191ad7bbb5c6 |
hex | ca5bdaeee8f |
13905991495311 has 32 divisors (see below), whose sum is σ = 18696330842112. Its totient is φ = 9193505629440.
The previous prime is 13905991495289. The next prime is 13905991495339. The reversal of 13905991495311 is 11359419950931.
It is not a de Polignac number, because 13905991495311 - 26 = 13905991495247 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13905991495381) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 478462966 + ... + 478492028.
It is an arithmetic number, because the mean of its divisors is an integer number (584260338816).
Almost surely, 213905991495311 is an apocalyptic number.
13905991495311 is a deficient number, since it is larger than the sum of its proper divisors (4790339346801).
13905991495311 is a wasteful number, since it uses less digits than its factorization.
13905991495311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32023.
The product of its (nonzero) digits is 5904900, while the sum is 60.
The spelling of 13905991495311 in words is "thirteen trillion, nine hundred five billion, nine hundred ninety-one million, four hundred ninety-five thousand, three hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •