Base | Representation |
---|---|
bin | 110111010100… |
… | …0100110010001 |
3 | 2000120110102221 |
4 | 1232220212101 |
5 | 24411032004 |
6 | 2513341041 |
7 | 501341212 |
oct | 156504621 |
9 | 60513387 |
10 | 29002129 |
11 | 15409802 |
12 | 9867781 |
13 | 6015a30 |
14 | 3bcd409 |
15 | 282d354 |
hex | 1ba8991 |
29002129 has 8 divisors (see below), whose sum is σ = 31995432. Its totient is φ = 26117760.
The previous prime is 29002121. The next prime is 29002147. The reversal of 29002129 is 92120092.
It can be written as a sum of positive squares in 4 ways, for example, as 90000 + 28912129 = 300^2 + 5377^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 29002129 - 23 = 29002121 is a prime.
It is a super-2 number, since 2×290021292 = 1682246973065282, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (29002121) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26674 + ... + 27739.
It is an arithmetic number, because the mean of its divisors is an integer number (3999429).
Almost surely, 229002129 is an apocalyptic number.
It is an amenable number.
29002129 is a deficient number, since it is larger than the sum of its proper divisors (2993303).
29002129 is a wasteful number, since it uses less digits than its factorization.
29002129 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54467.
The product of its (nonzero) digits is 648, while the sum is 25.
The square root of 29002129 is about 5385.3624761942. The cubic root of 29002129 is about 307.2392007323.
The spelling of 29002129 in words is "twenty-nine million, two thousand, one hundred twenty-nine".
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