Base | Representation |
---|---|
bin | 111001000111… |
… | …1010010100010 |
3 | 2002100110121201 |
4 | 1302033102202 |
5 | 30131301132 |
6 | 2545511414 |
7 | 512355106 |
oct | 162172242 |
9 | 62313551 |
10 | 29947042 |
11 | 159a4724 |
12 | a04256a |
13 | 6286b58 |
14 | 3d97906 |
15 | 29682e7 |
hex | 1c8f4a2 |
29947042 has 8 divisors (see below), whose sum is σ = 44991936. Its totient is φ = 14949732.
The previous prime is 29947033. The next prime is 29947079. The reversal of 29947042 is 24074992.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 29946992 and 29947010.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10278 + ... + 12865.
It is an arithmetic number, because the mean of its divisors is an integer number (5623992).
Almost surely, 229947042 is an apocalyptic number.
29947042 is a deficient number, since it is larger than the sum of its proper divisors (15044894).
29947042 is a wasteful number, since it uses less digits than its factorization.
29947042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23792.
The product of its (nonzero) digits is 36288, while the sum is 37.
The square root of 29947042 is about 5472.3890578065. The cubic root of 29947042 is about 310.5403064391.
The spelling of 29947042 in words is "twenty-nine million, nine hundred forty-seven thousand, forty-two".
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