Base | Representation |
---|---|
bin | 111110101010011… |
… | …011000101010100 |
3 | 2201021012222222010 |
4 | 332222123011110 |
5 | 4123113331442 |
6 | 252153104220 |
7 | 35023654662 |
oct | 7652330524 |
9 | 2637188863 |
10 | 1051308372 |
11 | 49a4885a4 |
12 | 2540b8070 |
13 | 139a62c7a |
14 | 9d8a5c32 |
15 | 62468b9c |
hex | 3ea9b154 |
1051308372 has 12 divisors (see below), whose sum is σ = 2453052896. Its totient is φ = 350436120.
The previous prime is 1051308353. The next prime is 1051308397. The reversal of 1051308372 is 2738031501.
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-2 number, since 2×10513083722 = 2210498586074580768, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43804504 + ... + 43804527.
Almost surely, 21051308372 is an apocalyptic number.
1051308372 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1051308372 is an abundant number, since it is smaller than the sum of its proper divisors (1401744524).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1051308372 is a wasteful number, since it uses less digits than its factorization.
1051308372 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 87609038 (or 87609036 counting only the distinct ones).
The product of its (nonzero) digits is 5040, while the sum is 30.
The square root of 1051308372 is about 32423.8858251136. The cubic root of 1051308372 is about 1016.8183481054.
Adding to 1051308372 its reverse (2738031501), we get a palindrome (3789339873).
The spelling of 1051308372 in words is "one billion, fifty-one million, three hundred eight thousand, three hundred seventy-two".
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