Base | Representation |
---|---|
bin | 10100000101001111101… |
… | …11000111100000011101 |
3 | 2102222001001110012000010 |
4 | 22002213313013200131 |
5 | 42301120304323401 |
6 | 1244553042353433 |
7 | 100565054551626 |
oct | 12024767074035 |
9 | 2388031405003 |
10 | 690011011101 |
11 | 2466a5255475 |
12 | b188b35b879 |
13 | 500b5b36619 |
14 | 2557a80aa4d |
15 | 12e37171ed6 |
hex | a0a7dc781d |
690011011101 has 16 divisors (see below), whose sum is σ = 936277790400. Its totient is φ = 451941629568.
The previous prime is 690011011073. The next prime is 690011011127. The reversal of 690011011101 is 101110110096.
690011011101 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 690011011101 - 26 = 690011011037 is a prime.
It is a super-2 number, since 2×6900110111012 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (690011011201) 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, 8188371 + ... + 8272208.
It is an arithmetic number, because the mean of its divisors is an integer number (58517361900).
Almost surely, 2690011011101 is an apocalyptic number.
It is an amenable number.
690011011101 is a deficient number, since it is larger than the sum of its proper divisors (246266779299).
690011011101 is a wasteful number, since it uses less digits than its factorization.
690011011101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16460828.
The product of its (nonzero) digits is 54, while the sum is 21.
Adding to 690011011101 its reverse (101110110096), we get a palindrome (791121121197).
The spelling of 690011011101 in words is "six hundred ninety billion, eleven million, eleven thousand, one hundred one".
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