Base | Representation |
---|---|
bin | 111001001011… |
… | …1011101001111 |
3 | 2002102011111201 |
4 | 1302113131033 |
5 | 30133333440 |
6 | 2550330331 |
7 | 512554456 |
oct | 162273517 |
9 | 62364451 |
10 | 29980495 |
11 | 15a17876 |
12 | a0599a7 |
13 | 629914c |
14 | 3da5b9d |
15 | 297319a |
hex | 1c9774f |
29980495 has 4 divisors (see below), whose sum is σ = 35976600. Its totient is φ = 23984392.
The previous prime is 29980411. The next prime is 29980543. The reversal of 29980495 is 59408992.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-29980495 is a prime.
It is a congruent number.
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, 2998045 + ... + 2998054.
It is an arithmetic number, because the mean of its divisors is an integer number (8994150).
Almost surely, 229980495 is an apocalyptic number.
29980495 is a deficient number, since it is larger than the sum of its proper divisors (5996105).
29980495 is an equidigital number, since it uses as much as digits as its factorization.
29980495 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5996104.
The product of its (nonzero) digits is 233280, while the sum is 46.
The square root of 29980495 is about 5475.4447307958. Note that the first 3 decimals coincide. The cubic root of 29980495 is about 310.6558953625.
The spelling of 29980495 in words is "twenty-nine million, nine hundred eighty thousand, four hundred ninety-five".
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