Base | Representation |
---|---|
bin | 111001000111… |
… | …0001101011011 |
3 | 2002100020112220 |
4 | 1302032031123 |
5 | 30131130434 |
6 | 2545435123 |
7 | 512336160 |
oct | 162161533 |
9 | 62306486 |
10 | 29942619 |
11 | 159a1373 |
12 | a03baa3 |
13 | 6284b35 |
14 | 3d96067 |
15 | 2966d49 |
hex | 1c8e35b |
29942619 has 32 divisors (see below), whose sum is σ = 48660480. Its totient is φ = 16005792.
The previous prime is 29942609. The next prime is 29942623. The reversal of 29942619 is 91624992.
It is not a de Polignac number, because 29942619 - 24 = 29942603 is a prime.
It is a super-2 number, since 2×299426192 = 1793120865158322, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (29942609) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22042 + ... + 23360.
It is an arithmetic number, because the mean of its divisors is an integer number (1520640).
Almost surely, 229942619 is an apocalyptic number.
29942619 is a deficient number, since it is larger than the sum of its proper divisors (18717861).
29942619 is a wasteful number, since it uses less digits than its factorization.
29942619 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1399.
The product of its digits is 69984, while the sum is 42.
The square root of 29942619 is about 5471.9849232248. The cubic root of 29942619 is about 310.5250173676.
The spelling of 29942619 in words is "twenty-nine million, nine hundred forty-two thousand, six hundred nineteen".
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