Base | Representation |
---|---|
bin | 100001101011001… |
… | …1001101111000000 |
3 | 2220202012012120122 |
4 | 1003112121233000 |
5 | 4303231233143 |
6 | 304042355412 |
7 | 40000245230 |
oct | 10326315700 |
9 | 2822165518 |
10 | 1129946048 |
11 | 52a909210 |
12 | 2764bbb68 |
13 | 15013723a |
14 | aa0d5cc0 |
15 | 692edc68 |
hex | 43599bc0 |
1129946048 has 112 divisors (see below), whose sum is σ = 2814303744. Its totient is φ = 437283840.
The previous prime is 1129946023. The next prime is 1129946057. The reversal of 1129946048 is 8406499211.
It is a tau number, because it is divible by the number of its divisors (112).
It is a Harshad number since it is a multiple of its sum of digits (44).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 822290 + ... + 823662.
It is an arithmetic number, because the mean of its divisors is an integer number (25127712).
Almost surely, 21129946048 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1129946048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1407151872).
1129946048 is an abundant number, since it is smaller than the sum of its proper divisors (1684357696).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1129946048 is a wasteful number, since it uses less digits than its factorization.
1129946048 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1570 (or 1560 counting only the distinct ones).
The product of its (nonzero) digits is 124416, while the sum is 44.
The square root of 1129946048 is about 33614.6701307628. The cubic root of 1129946048 is about 1041.5638602440.
It can be divided in two parts, 112 and 9946048, that multiplied together give a square (1113957376 = 333762).
The spelling of 1129946048 in words is "one billion, one hundred twenty-nine million, nine hundred forty-six thousand, forty-eight".
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