Base | Representation |
---|---|
bin | 101101100110110… |
… | …1001111110000000 |
3 | 10221122112121210000 |
4 | 1123031221332000 |
5 | 11113224301212 |
6 | 411503440000 |
7 | 52631250534 |
oct | 13315517600 |
9 | 3848477700 |
10 | 1530306432 |
11 | 7158aa966 |
12 | 3685b6000 |
13 | 1b5073885 |
14 | 107351bc4 |
15 | 8e5341dc |
hex | 5b369f80 |
1530306432 has 160 divisors (see below), whose sum is σ = 4601591280. Its totient is φ = 504797184.
The previous prime is 1530306409. The next prime is 1530306433. The reversal of 1530306432 is 2346030351.
It is a happy number.
1530306432 is a `hidden beast` number, since 15 + 3 + 0 + 3 + 0 + 643 + 2 = 666.
1530306432 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 1530306396 and 1530306405.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1530306433) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1067188 + ... + 1068620.
Almost surely, 21530306432 is an apocalyptic number.
1530306432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1530306432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2300795640).
1530306432 is an abundant number, since it is smaller than the sum of its proper divisors (3071284848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1530306432 is a wasteful number, since it uses less digits than its factorization.
1530306432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1562 (or 1541 counting only the distinct ones).
The product of its (nonzero) digits is 6480, while the sum is 27.
The square root of 1530306432 is about 39119.1312786979. The cubic root of 1530306432 is about 1152.3722755174.
Adding to 1530306432 its reverse (2346030351), we get a palindrome (3876336783).
The spelling of 1530306432 in words is "one billion, five hundred thirty million, three hundred six thousand, four hundred thirty-two".
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