Base | Representation |
---|---|
bin | 111001101110… |
… | …1111010010101 |
3 | 2002221211100221 |
4 | 1303131322111 |
5 | 30222102302 |
6 | 3000434341 |
7 | 515166016 |
oct | 163357225 |
9 | 62854327 |
10 | 30269077 |
11 | 160a4673 |
12 | a1789b1 |
13 | 636a5c7 |
14 | 403d00d |
15 | 29cd937 |
hex | 1cdde95 |
30269077 has 4 divisors (see below), whose sum is σ = 30310560. Its totient is φ = 30227596.
The previous prime is 30269047. The next prime is 30269089. The reversal of 30269077 is 77096203.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 77096203 = 3019 ⋅25537.
It is a cyclic number.
It is not a de Polignac number, because 30269077 - 27 = 30268949 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30269047) 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, 19627 + ... + 21112.
It is an arithmetic number, because the mean of its divisors is an integer number (7577640).
Almost surely, 230269077 is an apocalyptic number.
It is an amenable number.
30269077 is a deficient number, since it is larger than the sum of its proper divisors (41483).
30269077 is an equidigital number, since it uses as much as digits as its factorization.
30269077 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41482.
The product of its (nonzero) digits is 15876, while the sum is 34.
The square root of 30269077 is about 5501.7339993860. The cubic root of 30269077 is about 311.6494700429.
The spelling of 30269077 in words is "thirty million, two hundred sixty-nine thousand, seventy-seven".
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