Base | Representation |
---|---|
bin | 101000111000111… |
… | …0001101100110000 |
3 | 10112121122222110101 |
4 | 1101301301230300 |
5 | 10302213044440 |
6 | 344050442144 |
7 | 45666556045 |
oct | 12161615460 |
9 | 3477588411 |
10 | 1372003120 |
11 | 644507284 |
12 | 323593354 |
13 | 18b328487 |
14 | d03051cc |
15 | 806b469a |
hex | 51c71b30 |
1372003120 has 40 divisors (see below), whose sum is σ = 3203879760. Its totient is φ = 546397440.
The previous prime is 1372003117. The next prime is 1372003121. The reversal of 1372003120 is 213002731.
It is a tau number, because it is divible by the number of its divisors (40).
It is a super-2 number, since 2×13720031202 = 3764785122579468800, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1372003121) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19126 + ... + 55765.
It is an arithmetic number, because the mean of its divisors is an integer number (80096994).
Almost surely, 21372003120 is an apocalyptic number.
1372003120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1372003120 is an abundant number, since it is smaller than the sum of its proper divisors (1831876640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1372003120 is a wasteful number, since it uses less digits than its factorization.
1372003120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 75133 (or 75127 counting only the distinct ones).
The product of its (nonzero) digits is 252, while the sum is 19.
The square root of 1372003120 is about 37040.5604709216. The cubic root of 1372003120 is about 1111.1815786715.
Adding to 1372003120 its reverse (213002731), we get a palindrome (1585005851).
The spelling of 1372003120 in words is "one billion, three hundred seventy-two million, three thousand, one hundred twenty".
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