Base | Representation |
---|---|
bin | 111100011000111… |
… | …101101011000100 |
3 | 2121121110201121010 |
4 | 330120331223010 |
5 | 4033333131103 |
6 | 244311522220 |
7 | 34051601613 |
oct | 7430755304 |
9 | 2547421533 |
10 | 1013177028 |
11 | 47aa03996 |
12 | 243389370 |
13 | 131ba1b46 |
14 | 987bb87a |
15 | 5de35903 |
hex | 3c63dac4 |
1013177028 has 48 divisors (see below), whose sum is σ = 2429098560. Its totient is φ = 328556544.
The previous prime is 1013177023. The next prime is 1013177063. The reversal of 1013177028 is 8207713101.
It is a junction number, because it is equal to n+sod(n) for n = 1013176986 and 1013177004.
It is not an unprimeable number, because it can be changed into a prime (1013177021) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61300 + ... + 76052.
It is an arithmetic number, because the mean of its divisors is an integer number (50606220).
Almost surely, 21013177028 is an apocalyptic number.
It is an amenable number.
1013177028 is an abundant number, since it is smaller than the sum of its proper divisors (1415921532).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1013177028 is a wasteful number, since it uses less digits than its factorization.
1013177028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14916 (or 14914 counting only the distinct ones).
The product of its (nonzero) digits is 2352, while the sum is 30.
The square root of 1013177028 is about 31830.4418442472. The cubic root of 1013177028 is about 1004.3731899971.
It can be divided in two parts, 101317 and 7028, that added together give a triangular number (108345 = T465).
The spelling of 1013177028 in words is "one billion, thirteen million, one hundred seventy-seven thousand, twenty-eight".
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