Base | Representation |
---|---|
bin | 1111100000111… |
… | …01000011001111 |
3 | 100001212220211110 |
4 | 13300131003033 |
5 | 231304024130 |
6 | 20525223103 |
7 | 3140122644 |
oct | 760350317 |
9 | 301786743 |
10 | 130142415 |
11 | 67509a17 |
12 | 37701a93 |
13 | 20c68560 |
14 | 133d9dcb |
15 | b65aab0 |
hex | 7c1d0cf |
130142415 has 32 divisors (see below), whose sum is σ = 224796096. Its totient is φ = 63912960.
The previous prime is 130142407. The next prime is 130142443. The reversal of 130142415 is 514241031.
It is not a de Polignac number, because 130142415 - 23 = 130142407 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 130142391 and 130142400.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 147957 + ... + 148833.
It is an arithmetic number, because the mean of its divisors is an integer number (7024878).
Almost surely, 2130142415 is an apocalyptic number.
130142415 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
130142415 is a deficient number, since it is larger than the sum of its proper divisors (94653681).
130142415 is a wasteful number, since it uses less digits than its factorization.
130142415 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1659.
The product of its (nonzero) digits is 480, while the sum is 21.
The square root of 130142415 is about 11407.9978523841. The cubic root of 130142415 is about 506.7646204216.
Adding to 130142415 its reverse (514241031), we get a palindrome (644383446).
The spelling of 130142415 in words is "one hundred thirty million, one hundred forty-two thousand, four hundred fifteen".
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