Base | Representation |
---|---|
bin | 1100001111000… |
… | …00010001111000 |
3 | 21011010011121101 |
4 | 12013200101320 |
5 | 202233134040 |
6 | 14103421144 |
7 | 2354226226 |
oct | 607402170 |
9 | 234104541 |
10 | 102630520 |
11 | 52a28913 |
12 | 2a4547b4 |
13 | 18354c25 |
14 | d8b7b16 |
15 | 902409a |
hex | 61e0478 |
102630520 has 32 divisors (see below), whose sum is σ = 232269120. Its totient is φ = 40812160.
The previous prime is 102630467. The next prime is 102630557. The reversal of 102630520 is 25036201.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 496 + ... + 14335.
It is an arithmetic number, because the mean of its divisors is an integer number (7258410).
Almost surely, 2102630520 is an apocalyptic number.
102630520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
102630520 is an abundant number, since it is smaller than the sum of its proper divisors (129638600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102630520 is a wasteful number, since it uses less digits than its factorization.
102630520 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15015 (or 15011 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 19.
The square root of 102630520 is about 10130.6722383068. The cubic root of 102630520 is about 468.1936398869.
Adding to 102630520 its reverse (25036201), we get a palindrome (127666721).
The spelling of 102630520 in words is "one hundred two million, six hundred thirty thousand, five hundred twenty".
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