Base | Representation |
---|---|
bin | 1100010001110… |
… | …00000001100010 |
3 | 21011210102121120 |
4 | 12020320001202 |
5 | 202331134142 |
6 | 14115233110 |
7 | 2360254110 |
oct | 610700142 |
9 | 234712546 |
10 | 102989922 |
11 | 53153942 |
12 | 2a5a8796 |
13 | 1844c6a9 |
14 | d96cab0 |
15 | 90957ec |
hex | 6238062 |
102989922 has 16 divisors (see below), whose sum is σ = 235405632. Its totient is φ = 29425680.
The previous prime is 102989917. The next prime is 102989941. The reversal of 102989922 is 229989201.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 2452141 = 102989922 / (1 + 0 + 2 + 9 + 8 + 9 + 9 + 2 + 2).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1226029 + ... + 1226112.
It is an arithmetic number, because the mean of its divisors is an integer number (14712852).
Almost surely, 2102989922 is an apocalyptic number.
102989922 is an abundant number, since it is smaller than the sum of its proper divisors (132415710).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102989922 is a wasteful number, since it uses less digits than its factorization.
102989922 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2452153.
The product of its (nonzero) digits is 46656, while the sum is 42.
The square root of 102989922 is about 10148.3950455232. The cubic root of 102989922 is about 468.7395258815.
It can be divided in two parts, 1029 and 89922, that added together give a triangular number (90951 = T426).
The spelling of 102989922 in words is "one hundred two million, nine hundred eighty-nine thousand, nine hundred twenty-two".
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