Base | Representation |
---|---|
bin | 110011110011001111… |
… | …1101001110111000001 |
3 | 101122010121000111112222 |
4 | 1213212133221313001 |
5 | 3310310224140001 |
6 | 123034205500425 |
7 | 11015442636653 |
oct | 1474637516701 |
9 | 348117014488 |
10 | 111241240001 |
11 | 431a48640a1 |
12 | 19686571715 |
13 | a64a700448 |
14 | 5553daa6d3 |
15 | 2d6107c61b |
hex | 19e67e9dc1 |
111241240001 has 16 divisors (see below), whose sum is σ = 118797528960. Its totient is φ = 103799005440.
The previous prime is 111241239959. The next prime is 111241240009. The reversal of 111241240001 is 100042142111.
It is a cyclic number.
It is not a de Polignac number, because 111241240001 - 26 = 111241239937 is a prime.
It is a super-2 number, since 2×1112412400012 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (111241240009) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2357300 + ... + 2404026.
It is an arithmetic number, because the mean of its divisors is an integer number (7424845560).
Almost surely, 2111241240001 is an apocalyptic number.
It is an amenable number.
111241240001 is a deficient number, since it is larger than the sum of its proper divisors (7556288959).
111241240001 is a wasteful number, since it uses less digits than its factorization.
111241240001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47944.
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 111241240001 its reverse (100042142111), we get a palindrome (211283382112).
The spelling of 111241240001 in words is "one hundred eleven billion, two hundred forty-one million, two hundred forty thousand, one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •