Base | Representation |
---|---|
bin | 100001100110010… |
… | …1100101000101100 |
3 | 2220120101221211200 |
4 | 1003030230220230 |
5 | 4302103331103 |
6 | 303512045500 |
7 | 36636521244 |
oct | 10314545054 |
9 | 2816357750 |
10 | 1127402028 |
11 | 529430915 |
12 | 275693890 |
13 | 14c7562bc |
14 | a9a32b24 |
15 | 68e9a0a3 |
hex | 4332ca2c |
1127402028 has 36 divisors (see below), whose sum is σ = 2948094240. Its totient is φ = 362841696.
The previous prime is 1127402027. The next prime is 1127402033. The reversal of 1127402028 is 8202047211.
It is a tau number, because it is divible by the number of its divisors (36).
It is a junction number, because it is equal to n+sod(n) for n = 1127401992 and 1127402010.
It is not an unprimeable number, because it can be changed into a prime (1127402027) by changing a digit.
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, 538900 + ... + 540987.
Almost surely, 21127402028 is an apocalyptic number.
1127402028 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
1127402028 is an abundant number, since it is smaller than the sum of its proper divisors (1820692212).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1127402028 is a wasteful number, since it uses less digits than its factorization.
1127402028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1079926 (or 1079921 counting only the distinct ones).
The product of its (nonzero) digits is 1792, while the sum is 27.
The square root of 1127402028 is about 33576.8078887794. The cubic root of 1127402028 is about 1040.7815956423.
Adding to 1127402028 its reverse (8202047211), we get a palindrome (9329449239).
The spelling of 1127402028 in words is "one billion, one hundred twenty-seven million, four hundred two thousand, twenty-eight".
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