Base | Representation |
---|---|
bin | 1101001101010000… |
… | …11011011001100110 |
3 | 200022011011221111110 |
4 | 12212220123121212 |
5 | 104010142130032 |
6 | 3131331445450 |
7 | 340465651026 |
oct | 64650333146 |
9 | 20264157443 |
10 | 7090583142 |
11 | 30094a4075 |
12 | 145a756886 |
13 | 890000436 |
14 | 4b39b9a86 |
15 | 2b775d7cc |
hex | 1a6a1b666 |
7090583142 has 32 divisors (see below), whose sum is σ = 15035995872. Its totient is φ = 2221438464.
The previous prime is 7090583081. The next prime is 7090583147. The reversal of 7090583142 is 2413850907.
It is a super-2 number, since 2×70905831422 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 7090583142.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7090583147) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27348 + ... + 122184.
It is an arithmetic number, because the mean of its divisors is an integer number (469874871).
Almost surely, 27090583142 is an apocalyptic number.
7090583142 is an abundant number, since it is smaller than the sum of its proper divisors (7945412730).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7090583142 is a wasteful number, since it uses less digits than its factorization.
7090583142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 95592.
The product of its (nonzero) digits is 60480, while the sum is 39.
The square root of 7090583142 is about 84205.6004194495. The cubic root of 7090583142 is about 1921.1472402531.
The spelling of 7090583142 in words is "seven billion, ninety million, five hundred eighty-three thousand, one hundred forty-two".
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