Base | Representation |
---|---|
bin | 101101110101100… |
… | …0000010010001010 |
3 | 10222012000111101100 |
4 | 1123223000102022 |
5 | 11122212000020 |
6 | 412340402230 |
7 | 53053533021 |
oct | 13353002212 |
9 | 3865014340 |
10 | 1538000010 |
11 | 71a185198 |
12 | 36b0a6376 |
13 | 1b68386a1 |
14 | 1083958b8 |
15 | 90053a90 |
hex | 5bac048a |
1538000010 has 24 divisors (see below), whose sum is σ = 3998800260. Its totient is φ = 410133312.
The previous prime is 1537999987. The next prime is 1538000033. The reversal of 1538000010 is 100008351.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (1537999987) and next prime (1538000033).
It can be written as a sum of positive squares in 2 ways, for example, as 1476173241 + 61826769 = 38421^2 + 7863^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8544355 + ... + 8544534.
Almost surely, 21538000010 is an apocalyptic number.
1538000010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1538000010 is an abundant number, since it is smaller than the sum of its proper divisors (2460800250).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1538000010 is a wasteful number, since it uses less digits than its factorization.
1538000010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17088902 (or 17088899 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 18.
The square root of 1538000010 is about 39217.3432297498. The cubic root of 1538000010 is about 1154.3002226526.
Adding to 1538000010 its reverse (100008351), we get a palindrome (1638008361).
The spelling of 1538000010 in words is "one billion, five hundred thirty-eight million, ten", and thus it is an aban number.
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