Base | Representation |
---|---|
bin | 100100101010000… |
… | …1110101110000000 |
3 | 10011201112111120200 |
4 | 1021110032232000 |
5 | 10004342234221 |
6 | 322020005200 |
7 | 42324111156 |
oct | 11124165600 |
9 | 3151474520 |
10 | 1230039936 |
11 | 581364234 |
12 | 2a3b30800 |
13 | 167ab16a8 |
14 | b950d3d6 |
15 | 72ec1426 |
hex | 4950eb80 |
1230039936 has 96 divisors (see below), whose sum is σ = 3725927400. Its totient is φ = 388426752.
The previous prime is 1230039887. The next prime is 1230039949. The reversal of 1230039936 is 6399300321.
It is a happy number.
1230039936 is a `hidden beast` number, since 1 + 230 + 0 + 399 + 36 = 666.
It is a tau number, because it is divible by the number of its divisors (96).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 1230039936.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6211 + ... + 49986.
Almost surely, 21230039936 is an apocalyptic number.
1230039936 is a gapful number since it is divisible by the number (16) 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 1230039936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1862963700).
1230039936 is an abundant number, since it is smaller than the sum of its proper divisors (2495887464).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1230039936 is a wasteful number, since it uses less digits than its factorization.
1230039936 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56236 (or 56221 counting only the distinct ones).
The product of its (nonzero) digits is 26244, while the sum is 36.
The square root of 1230039936 is about 35071.9251824019. The cubic root of 1230039936 is about 1071.4528655215.
The spelling of 1230039936 in words is "one billion, two hundred thirty million, thirty-nine thousand, nine hundred thirty-six".
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