Base | Representation |
---|---|
bin | 111000101100… |
… | …0000110001110 |
3 | 2001220222111211 |
4 | 1301120012032 |
5 | 30102032344 |
6 | 2541005034 |
7 | 510424033 |
oct | 161300616 |
9 | 61828454 |
10 | 29720974 |
11 | 1585a898 |
12 | 9b5377a |
13 | 6207c9a |
14 | 3d3938a |
15 | 2921334 |
hex | 1c5818e |
29720974 has 8 divisors (see below), whose sum is σ = 44605008. Its totient is φ = 14852640.
The previous prime is 29720903. The next prime is 29720983. The reversal of 29720974 is 47902792.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4054 + ... + 8710.
It is an arithmetic number, because the mean of its divisors is an integer number (5575626).
Almost surely, 229720974 is an apocalyptic number.
29720974 is a deficient number, since it is larger than the sum of its proper divisors (14884034).
29720974 is a wasteful number, since it uses less digits than its factorization.
29720974 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7850.
The product of its (nonzero) digits is 63504, while the sum is 40.
The square root of 29720974 is about 5451.6945989298. The cubic root of 29720974 is about 309.7569166185.
The spelling of 29720974 in words is "twenty-nine million, seven hundred twenty thousand, nine hundred seventy-four".
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