Base | Representation |
---|---|
bin | 100110110011100… |
… | …1101011001011000 |
3 | 10100202011202111021 |
4 | 1031213031121120 |
5 | 10131320432440 |
6 | 333113012224 |
7 | 44160605143 |
oct | 11547153130 |
9 | 3322152437 |
10 | 1302124120 |
11 | 609019140 |
12 | 3040b4074 |
13 | 1799cca5b |
14 | c4d1505a |
15 | 794ae84a |
hex | 4d9cd658 |
1302124120 has 64 divisors (see below), whose sum is σ = 3229178400. Its totient is φ = 468602880.
The previous prime is 1302124081. The next prime is 1302124121. The reversal of 1302124120 is 214212031.
It is a junction number, because it is equal to n+sod(n) for n = 1302124094 and 1302124103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1302124121) 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, 27426 + ... + 57934.
Almost surely, 21302124120 is an apocalyptic number.
1302124120 is a gapful number since it is divisible by the number (10) 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 1302124120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1614589200).
1302124120 is an abundant number, since it is smaller than the sum of its proper divisors (1927054280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1302124120 is a wasteful number, since it uses less digits than its factorization.
1302124120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30628 (or 30624 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 1302124120 is about 36084.9569765574. The cubic root of 1302124120 is about 1091.9869825406.
Adding to 1302124120 its reverse (214212031), we get a palindrome (1516336151).
The spelling of 1302124120 in words is "one billion, three hundred two million, one hundred twenty-four thousand, one hundred twenty".
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