Base | Representation |
---|---|
bin | 1000010110110… |
… | …01101001101111 |
3 | 11212220022201102 |
4 | 10023121221233 |
5 | 120421110034 |
6 | 10542233315 |
7 | 1510550642 |
oct | 413315157 |
9 | 155808642 |
10 | 70097519 |
11 | 36628338 |
12 | 1b58583b |
13 | 116a402b |
14 | 9449a59 |
15 | 624997e |
hex | 42d9a6f |
70097519 has 8 divisors (see below), whose sum is σ = 71756928. Its totient is φ = 68456920.
The previous prime is 70097509. The next prime is 70097527. The reversal of 70097519 is 91579007.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-70097519 is a prime.
It is a super-3 number, since 3×700975193 (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70097509) 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, 2984 + ... + 12210.
It is an arithmetic number, because the mean of its divisors is an integer number (8969616).
Almost surely, 270097519 is an apocalyptic number.
70097519 is a deficient number, since it is larger than the sum of its proper divisors (1659409).
70097519 is a wasteful number, since it uses less digits than its factorization.
70097519 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9405.
The product of its (nonzero) digits is 19845, while the sum is 38.
The square root of 70097519 is about 8372.4261119463. The cubic root of 70097519 is about 412.3198238528.
The spelling of 70097519 in words is "seventy million, ninety-seven thousand, five hundred nineteen".
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