Base | Representation |
---|---|
bin | 110010110011110000… |
… | …1000101110001000100 |
3 | 101102122010102112012120 |
4 | 1211213201011301010 |
5 | 3241424343110040 |
6 | 122042545245540 |
7 | 10611604301250 |
oct | 1454741056104 |
9 | 342563375176 |
10 | 109110910020 |
11 | 4230129a702 |
12 | 191910338b0 |
13 | a39b253368 |
14 | 53d10a7260 |
15 | 2c890237d0 |
hex | 1967845c44 |
109110910020 has 48 divisors (see below), whose sum is σ = 349154913408. Its totient is φ = 24939636480.
The previous prime is 109110909997. The next prime is 109110910021. The reversal of 109110910020 is 20019011901.
It is not an unprimeable number, because it can be changed into a prime (109110910021) 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, 129893521 + ... + 129894360.
It is an arithmetic number, because the mean of its divisors is an integer number (7274060696).
Almost surely, 2109110910020 is an apocalyptic number.
109110910020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
109110910020 is an abundant number, since it is smaller than the sum of its proper divisors (240044003388).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
109110910020 is a wasteful number, since it uses less digits than its factorization.
109110910020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 259787900 (or 259787898 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 24.
Adding to 109110910020 its reverse (20019011901), we get a palindrome (129129921921).
The spelling of 109110910020 in words is "one hundred nine billion, one hundred ten million, nine hundred ten thousand, twenty".
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