Base | Representation |
---|---|
bin | 1000011000100… |
… | …10011100010011 |
3 | 11220100010210200 |
4 | 10030102130103 |
5 | 121001031011 |
6 | 10551230243 |
7 | 1512540054 |
oct | 414223423 |
9 | 156303720 |
10 | 70330131 |
11 | 36777083 |
12 | 1b678383 |
13 | 11755b81 |
14 | 94aa72b |
15 | 6293856 |
hex | 4312713 |
70330131 has 12 divisors (see below), whose sum is σ = 101883600. Its totient is φ = 46750320.
The previous prime is 70330109. The next prime is 70330147. The reversal of 70330131 is 13103307.
It is not a de Polignac number, because 70330131 - 225 = 36775699 is a prime.
It is a super-2 number, since 2×703301312 = 9892654652954322, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (70330181) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8055 + ... + 14336.
It is an arithmetic number, because the mean of its divisors is an integer number (8490300).
Almost surely, 270330131 is an apocalyptic number.
70330131 is a deficient number, since it is larger than the sum of its proper divisors (31553469).
70330131 is a wasteful number, since it uses less digits than its factorization.
70330131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22746 (or 22743 counting only the distinct ones).
The product of its (nonzero) digits is 189, while the sum is 18.
The square root of 70330131 is about 8386.3061594483. The cubic root of 70330131 is about 412.7754017646.
Adding to 70330131 its reverse (13103307), we get a palindrome (83433438).
The spelling of 70330131 in words is "seventy million, three hundred thirty thousand, one hundred thirty-one".
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