Base | Representation |
---|---|
bin | 100000111100010… |
… | …0011101000000111 |
3 | 2212000220100022212 |
4 | 1001320203220013 |
5 | 4230432020111 |
6 | 301403214035 |
7 | 36251164160 |
oct | 10170435007 |
9 | 2760810285 |
10 | 1105345031 |
11 | 517a3609a |
12 | 26a21731b |
13 | 14800281b |
14 | a6b30767 |
15 | 6708e98b |
hex | 41e23a07 |
1105345031 has 8 divisors (see below), whose sum is σ = 1264074240. Its totient is φ = 946821528.
The previous prime is 1105345019. The next prime is 1105345039. The reversal of 1105345031 is 1305435011.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1105345031 - 218 = 1105082887 is a prime.
It is a super-2 number, since 2×11053450312 = 2443575275112781922, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1105344988 and 1105345006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1105345039) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39731 + ... + 61556.
It is an arithmetic number, because the mean of its divisors is an integer number (158009280).
Almost surely, 21105345031 is an apocalyptic number.
1105345031 is a deficient number, since it is larger than the sum of its proper divisors (158729209).
1105345031 is a wasteful number, since it uses less digits than its factorization.
1105345031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 102853.
The product of its (nonzero) digits is 900, while the sum is 23.
The square root of 1105345031 is about 33246.7296286417. The cubic root of 1105345031 is about 1033.9494052815.
The spelling of 1105345031 in words is "one billion, one hundred five million, three hundred forty-five thousand, thirty-one".
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