Base | Representation |
---|---|
bin | 111001111001… |
… | …0001010000111 |
3 | 2010010001010102 |
4 | 1303302022013 |
5 | 30232231012 |
6 | 3002314315 |
7 | 515662550 |
oct | 163621207 |
9 | 63101112 |
10 | 30352007 |
11 | 16150a04 |
12 | a1b899b |
13 | 639928a |
14 | 4061327 |
15 | 29e82c2 |
hex | 1cf2287 |
30352007 has 8 divisors (see below), whose sum is σ = 35807232. Its totient is φ = 25176600.
The previous prime is 30351977. The next prime is 30352039. The reversal of 30352007 is 70025303.
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 30352007 - 214 = 30335623 is a prime.
It is a super-3 number, since 3×303520073 (a number of 23 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 30352007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30352207) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69719 + ... + 70152.
It is an arithmetic number, because the mean of its divisors is an integer number (4475904).
Almost surely, 230352007 is an apocalyptic number.
30352007 is a deficient number, since it is larger than the sum of its proper divisors (5455225).
30352007 is a wasteful number, since it uses less digits than its factorization.
30352007 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 139909.
The product of its (nonzero) digits is 630, while the sum is 20.
The square root of 30352007 is about 5509.2655590378. The cubic root of 30352007 is about 311.9338254077.
The spelling of 30352007 in words is "thirty million, three hundred fifty-two thousand, seven".
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