Base | Representation |
---|---|
bin | 1111100000100… |
… | …11001100001001 |
3 | 100001210212102112 |
4 | 13300103030021 |
5 | 231301231100 |
6 | 20524312105 |
7 | 3136564124 |
oct | 760231411 |
9 | 301725375 |
10 | 130102025 |
11 | 67491639 |
12 | 376a2635 |
13 | 20c53061 |
14 | 133c93bb |
15 | b64db35 |
hex | 7c13309 |
130102025 has 12 divisors (see below), whose sum is σ = 169818000. Its totient is φ = 98603280.
The previous prime is 130102013. The next prime is 130102031. The reversal of 130102025 is 520201031.
It is a happy number.
It is not a de Polignac number, because 130102025 - 218 = 129839881 is a prime.
It is a super-3 number, since 3×1301020253 (a number of 25 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 136475 + ... + 137424.
It is an arithmetic number, because the mean of its divisors is an integer number (14151500).
Almost surely, 2130102025 is an apocalyptic number.
It is an amenable number.
130102025 is a deficient number, since it is larger than the sum of its proper divisors (39715975).
130102025 is a wasteful number, since it uses less digits than its factorization.
130102025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 273928 (or 273923 counting only the distinct ones).
The product of its (nonzero) digits is 60, while the sum is 14.
The square root of 130102025 is about 11406.2274657312. The cubic root of 130102025 is about 506.7121898059.
Adding to 130102025 its reverse (520201031), we get a palindrome (650303056).
The spelling of 130102025 in words is "one hundred thirty million, one hundred two thousand, twenty-five".
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