Base | Representation |
---|---|
bin | 1000011100011… |
… | …11011011000101 |
3 | 11221022011000202 |
4 | 10032033123011 |
5 | 121113421203 |
6 | 11010220245 |
7 | 1520101412 |
oct | 416173305 |
9 | 157264022 |
10 | 70842053 |
11 | 36a96757 |
12 | 1b884685 |
13 | 118a4b99 |
14 | 95a1109 |
15 | 6345388 |
hex | 438f6c5 |
70842053 has 2 divisors, whose sum is σ = 70842054. Its totient is φ = 70842052.
The previous prime is 70842007. The next prime is 70842059. The reversal of 70842053 is 35024807.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 53260804 + 17581249 = 7298^2 + 4193^2 .
It is an emirp because it is prime and its reverse (35024807) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 70842053 - 218 = 70579909 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (70842059) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35421026 + 35421027.
It is an arithmetic number, because the mean of its divisors is an integer number (35421027).
Almost surely, 270842053 is an apocalyptic number.
It is an amenable number.
70842053 is a deficient number, since it is larger than the sum of its proper divisors (1).
70842053 is an equidigital number, since it uses as much as digits as its factorization.
70842053 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6720, while the sum is 29.
The square root of 70842053 is about 8416.7721247519. The cubic root of 70842053 is about 413.7744907510.
The spelling of 70842053 in words is "seventy million, eight hundred forty-two thousand, fifty-three".
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