Base | Representation |
---|---|
bin | 1000011011101… |
… | …11000100100010 |
3 | 11221010002012102 |
4 | 10031313010202 |
5 | 121102223211 |
6 | 11004130402 |
7 | 1516204535 |
oct | 415670442 |
9 | 157102172 |
10 | 70742306 |
11 | 36a28818 |
12 | 1b836a02 |
13 | 1186b66b |
14 | 9576a1c |
15 | 6325a3b |
hex | 4377122 |
70742306 has 8 divisors (see below), whose sum is σ = 106652700. Its totient is φ = 35191408.
The previous prime is 70742303. The next prime is 70742323. The reversal of 70742306 is 60324707.
It can be written as a sum of positive squares in 2 ways, for example, as 56866681 + 13875625 = 7541^2 + 3725^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (70742303) 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, 89381 + ... + 90168.
Almost surely, 270742306 is an apocalyptic number.
70742306 is a deficient number, since it is larger than the sum of its proper divisors (35910394).
70742306 is a wasteful number, since it uses less digits than its factorization.
70742306 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 179748.
The product of its (nonzero) digits is 7056, while the sum is 29.
The square root of 70742306 is about 8410.8445473686. The cubic root of 70742306 is about 413.5801986674.
The spelling of 70742306 in words is "seventy million, seven hundred forty-two thousand, three hundred six".
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