Base | Representation |
---|---|
bin | 111001110001… |
… | …1001100000110 |
3 | 2002222221000120 |
4 | 1303203030012 |
5 | 30223300234 |
6 | 3001122410 |
7 | 515316030 |
oct | 163431406 |
9 | 62887016 |
10 | 30290694 |
11 | 16109935 |
12 | a189406 |
13 | 63773b5 |
14 | 4046c50 |
15 | 29d5049 |
hex | 1ce3306 |
30290694 has 16 divisors (see below), whose sum is σ = 69235968. Its totient is φ = 8654472.
The previous prime is 30290683. The next prime is 30290707. The reversal of 30290694 is 49609203.
It is a super-2 number, since 2×302906942 = 1835052286003272, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 360562 + ... + 360645.
It is an arithmetic number, because the mean of its divisors is an integer number (4327248).
Almost surely, 230290694 is an apocalyptic number.
30290694 is an abundant number, since it is smaller than the sum of its proper divisors (38945274).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30290694 is a wasteful number, since it uses less digits than its factorization.
30290694 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 721219.
The product of its (nonzero) digits is 11664, while the sum is 33.
The square root of 30290694 is about 5503.6982112031. The cubic root of 30290694 is about 311.7236417075.
Adding to 30290694 its reverse (49609203), we get a palindrome (79899897).
The spelling of 30290694 in words is "thirty million, two hundred ninety thousand, six hundred ninety-four".
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