Base | Representation |
---|---|
bin | 1111100000000… |
… | …01011110011111 |
3 | 100001200011220100 |
4 | 13300001132133 |
5 | 231241420341 |
6 | 20522552143 |
7 | 3136142445 |
oct | 760013637 |
9 | 301604810 |
10 | 130029471 |
11 | 67442080 |
12 | 37668653 |
13 | 20c29020 |
14 | 133aab95 |
15 | b6373b6 |
hex | 7c0179f |
130029471 has 48 divisors (see below), whose sum is σ = 223921152. Its totient is φ = 71668800.
The previous prime is 130029443. The next prime is 130029499. The reversal of 130029471 is 174920031.
130029471 is a `hidden beast` number, since 1 + 300 + 294 + 71 = 666.
It is an interprime number because it is at equal distance from previous prime (130029443) and next prime (130029499).
It is not a de Polignac number, because 130029471 - 210 = 130028447 is a prime.
It is a super-3 number, since 3×1300294713 (a number of 25 digits) contains 333 as substring.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130029371) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 90666 + ... + 92088.
It is an arithmetic number, because the mean of its divisors is an integer number (4665024).
Almost surely, 2130029471 is an apocalyptic number.
130029471 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
130029471 is a deficient number, since it is larger than the sum of its proper divisors (93891681).
130029471 is a wasteful number, since it uses less digits than its factorization.
130029471 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1524 (or 1521 counting only the distinct ones).
The product of its (nonzero) digits is 1512, while the sum is 27.
The square root of 130029471 is about 11403.0465665979. The cubic root of 130029471 is about 506.6179795572.
The spelling of 130029471 in words is "one hundred thirty million, twenty-nine thousand, four hundred seventy-one".
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