Base | Representation |
---|---|
bin | 1100111100100… |
… | …01101100001000 |
3 | 21120100110021220 |
4 | 12132101230020 |
5 | 210300200242 |
6 | 14435402040 |
7 | 2456041200 |
oct | 636215410 |
9 | 246313256 |
10 | 108600072 |
11 | 56335929 |
12 | 30453320 |
13 | 196650c9 |
14 | 105cd400 |
15 | 9802bec |
hex | 6791b08 |
108600072 has 48 divisors (see below), whose sum is σ = 315830160. Its totient is φ = 31028256.
The previous prime is 108600059. The next prime is 108600073. The reversal of 108600072 is 270006801.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is not an unprimeable number, because it can be changed into a prime (108600073) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44998 + ... + 47349.
It is an arithmetic number, because the mean of its divisors is an integer number (6579795).
Almost surely, 2108600072 is an apocalyptic number.
108600072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
108600072 is an abundant number, since it is smaller than the sum of its proper divisors (207230088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
108600072 is a wasteful number, since it uses less digits than its factorization.
108600072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 92370 (or 92359 counting only the distinct ones).
The product of its (nonzero) digits is 672, while the sum is 24.
The square root of 108600072 is about 10421.1358306089. The cubic root of 108600072 is about 477.1006823936.
Adding to 108600072 its reverse (270006801), we get a palindrome (378606873).
The spelling of 108600072 in words is "one hundred eight million, six hundred thousand, seventy-two".
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