Base | Representation |
---|---|
bin | 1000011001000… |
… | …00010000111001 |
3 | 11220110000110111 |
4 | 10030200100321 |
5 | 121004333440 |
6 | 10552344321 |
7 | 1513164112 |
oct | 414402071 |
9 | 156400414 |
10 | 70386745 |
11 | 36805670 |
12 | 1b6a50a1 |
13 | 11775880 |
14 | 94c3209 |
15 | 62a54ea |
hex | 4320439 |
70386745 has 16 divisors (see below), whose sum is σ = 99231552. Its totient is φ = 47252160.
The previous prime is 70386731. The next prime is 70386761. The reversal of 70386745 is 54768307.
It is not a de Polignac number, because 70386745 - 25 = 70386713 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 70386698 and 70386707.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48507 + ... + 49936.
It is an arithmetic number, because the mean of its divisors is an integer number (6201972).
Almost surely, 270386745 is an apocalyptic number.
It is an amenable number.
70386745 is a deficient number, since it is larger than the sum of its proper divisors (28844807).
70386745 is a wasteful number, since it uses less digits than its factorization.
70386745 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 98472.
The product of its (nonzero) digits is 141120, while the sum is 40.
The square root of 70386745 is about 8389.6808640138. The cubic root of 70386745 is about 412.8861300239.
The spelling of 70386745 in words is "seventy million, three hundred eighty-six thousand, seven hundred forty-five".
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