Base | Representation |
---|---|
bin | 1011110000010001… |
… | …0011100111101100 |
3 | 22010220011002012020 |
4 | 2330010103213230 |
5 | 22430220324143 |
6 | 1241031510140 |
7 | 141122100420 |
oct | 27404234754 |
9 | 8126132166 |
10 | 3155245548 |
11 | 137a065754 |
12 | 740828350 |
13 | 3b38cbc00 |
14 | 21d098b80 |
15 | 13700c883 |
hex | bc1139ec |
3155245548 has 144 divisors (see below), whose sum is σ = 9306823680. Its totient is φ = 814275072.
The previous prime is 3155245523. The next prime is 3155245549. The reversal of 3155245548 is 8455425513.
3155245548 is digitally balanced in base 2, 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 (42).
It is not an unprimeable number, because it can be changed into a prime (3155245549) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 664848 + ... + 669576.
It is an arithmetic number, because the mean of its divisors is an integer number (64630720).
Almost surely, 23155245548 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 3155245548, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4653411840).
3155245548 is an abundant number, since it is smaller than the sum of its proper divisors (6151578132).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3155245548 is a wasteful number, since it uses less digits than its factorization.
3155245548 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4816 (or 4801 counting only the distinct ones).
The product of its digits is 480000, while the sum is 42.
The square root of 3155245548 is about 56171.5724187956. The cubic root of 3155245548 is about 1466.7104543630.
The spelling of 3155245548 in words is "three billion, one hundred fifty-five million, two hundred forty-five thousand, five hundred forty-eight".
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