Base | Representation |
---|---|
bin | 110000000000111100… |
… | …1010000001110110010 |
3 | 100212010222112120100100 |
4 | 1200001321100032302 |
5 | 3142132404013020 |
6 | 115211334333230 |
7 | 10310121022203 |
oct | 1400171201662 |
9 | 325128476310 |
10 | 103111001010 |
11 | 3a802521216 |
12 | 17b977ba216 |
13 | 99531b9b44 |
14 | 4dc22bd5aa |
15 | 2a37407a90 |
hex | 1801e503b2 |
103111001010 has 48 divisors (see below), whose sum is σ = 282198533760. Its totient is φ = 26049094560.
The previous prime is 103111000987. The next prime is 103111001047. The reversal of 103111001010 is 10100111301.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 103111000983 and 103111001001.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30147706 + ... + 30151125.
It is an arithmetic number, because the mean of its divisors is an integer number (5879136120).
Almost surely, 2103111001010 is an apocalyptic number.
103111001010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
103111001010 is an abundant number, since it is smaller than the sum of its proper divisors (179087532750).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103111001010 is a wasteful number, since it uses less digits than its factorization.
103111001010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60298863 (or 60298860 counting only the distinct ones).
The product of its (nonzero) digits is 3, while the sum is 9.
Adding to 103111001010 its reverse (10100111301), we get a palindrome (113211112311).
The spelling of 103111001010 in words is "one hundred three billion, one hundred eleven million, one thousand, ten".
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