Base | Representation |
---|---|
bin | 1000011010001… |
… | …10000001001011 |
3 | 11220201212120222 |
4 | 10031012001023 |
5 | 121024311022 |
6 | 10555540255 |
7 | 1514410010 |
oct | 415060113 |
9 | 156655528 |
10 | 70541387 |
11 | 36900874 |
12 | 1b75a68b |
13 | 117cb087 |
14 | 9523707 |
15 | 62d6242 |
hex | 434604b |
70541387 has 8 divisors (see below), whose sum is σ = 80837856. Its totient is φ = 60299712.
The previous prime is 70541377. The next prime is 70541413. The reversal of 70541387 is 78314507.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 70541387 - 216 = 70475851 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (70541327) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10898 + ... + 16119.
It is an arithmetic number, because the mean of its divisors is an integer number (10104732).
Almost surely, 270541387 is an apocalyptic number.
70541387 is a deficient number, since it is larger than the sum of its proper divisors (10296469).
70541387 is a wasteful number, since it uses less digits than its factorization.
70541387 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27397.
The product of its (nonzero) digits is 23520, while the sum is 35.
The square root of 70541387 is about 8398.8920102594. The cubic root of 70541387 is about 413.1882836660.
The spelling of 70541387 in words is "seventy million, five hundred forty-one thousand, three hundred eighty-seven".
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