Base | Representation |
---|---|
bin | 1111100011000… |
… | …00110110001000 |
3 | 100002102000202020 |
4 | 13301200312020 |
5 | 231341420404 |
6 | 20535204440 |
7 | 3142360353 |
oct | 761406610 |
9 | 302360666 |
10 | 130420104 |
11 | 67689611 |
12 | 37816720 |
13 | 21034a79 |
14 | 1346d29a |
15 | b6b2ed9 |
hex | 7c60d88 |
130420104 has 32 divisors (see below), whose sum is σ = 343212000. Its totient is φ = 41185152.
The previous prime is 130420099. The next prime is 130420109. The reversal of 130420104 is 401024031.
It is an interprime number because it is at equal distance from previous prime (130420099) and next prime (130420109).
It is not an unprimeable number, because it can be changed into a prime (130420109) 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, 142549 + ... + 143460.
It is an arithmetic number, because the mean of its divisors is an integer number (10725375).
Almost surely, 2130420104 is an apocalyptic number.
It is an amenable number.
130420104 is an abundant number, since it is smaller than the sum of its proper divisors (212791896).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130420104 is a wasteful number, since it uses less digits than its factorization.
130420104 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 286037 (or 286033 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 15.
The square root of 130420104 is about 11420.1621704773. The cubic root of 130420104 is about 507.1247976188.
Adding to 130420104 its reverse (401024031), we get a palindrome (531444135).
The spelling of 130420104 in words is "one hundred thirty million, four hundred twenty thousand, one hundred four".
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