Base | Representation |
---|---|
bin | 1000010111000… |
… | …10101101110010 |
3 | 11212222012122100 |
4 | 10023202231302 |
5 | 120423302032 |
6 | 10543121230 |
7 | 1511064114 |
oct | 413425562 |
9 | 155865570 |
10 | 70134642 |
11 | 36653216 |
12 | 1b5a3216 |
13 | 116b7bb6 |
14 | 94593b4 |
15 | 625597c |
hex | 42e2b72 |
70134642 has 12 divisors (see below), whose sum is σ = 151958430. Its totient is φ = 23378208.
The previous prime is 70134619. The next prime is 70134653. The reversal of 70134642 is 24643107.
70134642 is a `hidden beast` number, since 7 + 0 + 13 + 4 + 642 = 666.
It can be written as a sum of positive squares in only one way, i.e., 48316401 + 21818241 = 6951^2 + 4671^2 .
It is an unprimeable number.
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 5 ways as a sum of consecutive naturals, for example, 1948167 + ... + 1948202.
Almost surely, 270134642 is an apocalyptic number.
70134642 is an abundant number, since it is smaller than the sum of its proper divisors (81823788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70134642 is a wasteful number, since it uses less digits than its factorization.
70134642 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3896377 (or 3896374 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 27.
The square root of 70134642 is about 8374.6427983527. The cubic root of 70134642 is about 412.3925979336.
Adding to 70134642 its reverse (24643107), we get a palindrome (94777749).
The spelling of 70134642 in words is "seventy million, one hundred thirty-four thousand, six hundred forty-two".
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