Base | Representation |
---|---|
bin | 111110101011010… |
… | …001100100001010 |
3 | 2201021122100002020 |
4 | 332223101210022 |
5 | 4123143002110 |
6 | 252201545310 |
7 | 35025604410 |
oct | 7653214412 |
9 | 2637570066 |
10 | 1051531530 |
11 | 49a620225 |
12 | 2541a5236 |
13 | 139b1070a |
14 | 9d9232b0 |
15 | 624aed70 |
hex | 3ead190a |
1051531530 has 64 divisors (see below), whose sum is σ = 2886893568. Its totient is φ = 240125760.
The previous prime is 1051531519. The next prime is 1051531543. The reversal of 1051531530 is 351351501.
1051531530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×10515315302 = 2211437117168281800, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 1051531530.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 347725 + ... + 350735.
It is an arithmetic number, because the mean of its divisors is an integer number (45107712).
Almost surely, 21051531530 is an apocalyptic number.
1051531530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1051531530 is an abundant number, since it is smaller than the sum of its proper divisors (1835362038).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1051531530 is a wasteful number, since it uses less digits than its factorization.
1051531530 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4691.
The product of its (nonzero) digits is 1125, while the sum is 24.
The square root of 1051531530 is about 32427.3269018586. The cubic root of 1051531530 is about 1016.8902886517.
The spelling of 1051531530 in words is "one billion, fifty-one million, five hundred thirty-one thousand, five hundred thirty".
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