Base | Representation |
---|---|
bin | 1100010001001… |
… | …01000000001010 |
3 | 21011122110201221 |
4 | 12020211000022 |
5 | 202321141020 |
6 | 14113432254 |
7 | 2356511005 |
oct | 610450012 |
9 | 234573657 |
10 | 102912010 |
11 | 53100353 |
12 | 2a56b68a |
13 | 184230a6 |
14 | d94c53c |
15 | 907c6aa |
hex | 622500a |
102912010 has 16 divisors (see below), whose sum is σ = 191629800. Its totient is φ = 39745216.
The previous prime is 102911993. The next prime is 102912011. The reversal of 102912010 is 10219201.
It can be written as a sum of positive squares in 4 ways, for example, as 78021889 + 24890121 = 8833^2 + 4989^2 .
It is not an unprimeable number, because it can be changed into a prime (102912011) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177145 + ... + 177724.
Almost surely, 2102912010 is an apocalyptic number.
102912010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
102912010 is a deficient number, since it is larger than the sum of its proper divisors (88717790).
102912010 is a wasteful number, since it uses less digits than its factorization.
102912010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 354905.
The product of its (nonzero) digits is 36, while the sum is 16.
The square root of 102912010 is about 10144.5556827295. Note that the first 3 decimals coincide. The cubic root of 102912010 is about 468.6212953908.
The spelling of 102912010 in words is "one hundred two million, nine hundred twelve thousand, ten".
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