Base | Representation |
---|---|
bin | 110000001100010000… |
… | …0100000110000010101 |
3 | 100220010102102120122201 |
4 | 1200120200200300111 |
5 | 3143422020003221 |
6 | 115313130124501 |
7 | 10322405544511 |
oct | 1403040406025 |
9 | 326112376581 |
10 | 103490391061 |
11 | 3a98769a612 |
12 | 18082880731 |
13 | 99b39934b5 |
14 | 501a83b141 |
15 | 2a5a899891 |
hex | 1818820c15 |
103490391061 has 16 divisors (see below), whose sum is σ = 104818855680. Its totient is φ = 102169615680.
The previous prime is 103490391049. The next prime is 103490391077. The reversal of 103490391061 is 160193094301.
It is a cyclic number.
It is not a de Polignac number, because 103490391061 - 213 = 103490382869 is a prime.
It is a super-2 number, since 2×1034903910612 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 103490391061.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103490394061) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42291540 + ... + 42293986.
It is an arithmetic number, because the mean of its divisors is an integer number (6551178480).
Almost surely, 2103490391061 is an apocalyptic number.
It is an amenable number.
103490391061 is a deficient number, since it is larger than the sum of its proper divisors (1328464619).
103490391061 is a wasteful number, since it uses less digits than its factorization.
103490391061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3804.
The product of its (nonzero) digits is 17496, while the sum is 37.
The spelling of 103490391061 in words is "one hundred three billion, four hundred ninety million, three hundred ninety-one thousand, sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •