Base | Representation |
---|---|
bin | 1000011101001… |
… | …10100111101111 |
3 | 11221110222100221 |
4 | 10032212213233 |
5 | 121124441241 |
6 | 11012232211 |
7 | 1520645422 |
oct | 416464757 |
9 | 157428327 |
10 | 70937071 |
11 | 37051087 |
12 | 1b90b667 |
13 | 119091ca |
14 | 95c79b9 |
15 | 63635d1 |
hex | 43a69ef |
70937071 has 2 divisors, whose sum is σ = 70937072. Its totient is φ = 70937070.
The previous prime is 70937017. The next prime is 70937077. The reversal of 70937071 is 17073907.
Together with previous prime (70937017) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 70937071 - 29 = 70936559 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (70937077) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35468535 + 35468536.
It is an arithmetic number, because the mean of its divisors is an integer number (35468536).
Almost surely, 270937071 is an apocalyptic number.
70937071 is a deficient number, since it is larger than the sum of its proper divisors (1).
70937071 is an equidigital number, since it uses as much as digits as its factorization.
70937071 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 9261, while the sum is 34.
The square root of 70937071 is about 8422.4147962446. The cubic root of 70937071 is about 413.9594019172.
The spelling of 70937071 in words is "seventy million, nine hundred thirty-seven thousand, seventy-one".
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