Base | Representation |
---|---|
bin | 111000101111… |
… | …1001101111010 |
3 | 2001222110111222 |
4 | 1301133031322 |
5 | 30104001023 |
6 | 2541352042 |
7 | 510605045 |
oct | 161371572 |
9 | 61873458 |
10 | 29750138 |
11 | 1587a7a0 |
12 | 9b68622 |
13 | 6218342 |
14 | 3d45c5c |
15 | 2929cc8 |
hex | 1c5f37a |
29750138 has 8 divisors (see below), whose sum is σ = 48682080. Its totient is φ = 13522780.
The previous prime is 29750137. The next prime is 29750141. The reversal of 29750138 is 83105792.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×297501382 = 1770141422038088, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 29750098 and 29750107.
It is not an unprimeable number, because it can be changed into a prime (29750137) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 676118 + ... + 676161.
It is an arithmetic number, because the mean of its divisors is an integer number (6085260).
Almost surely, 229750138 is an apocalyptic number.
29750138 is a deficient number, since it is larger than the sum of its proper divisors (18931942).
29750138 is a wasteful number, since it uses less digits than its factorization.
29750138 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1352292.
The product of its (nonzero) digits is 15120, while the sum is 35.
The square root of 29750138 is about 5454.3687077424. The cubic root of 29750138 is about 309.8582008441.
The spelling of 29750138 in words is "twenty-nine million, seven hundred fifty thousand, one hundred thirty-eight".
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