Base | Representation |
---|---|
bin | 1011111100000000000101… |
… | …0101101010011001110110 |
3 | 1201110210001122201102101001 |
4 | 2333000001111222121312 |
5 | 3210021401240400002 |
6 | 43525424532553514 |
7 | 2523165462354235 |
oct | 277000125523166 |
9 | 51423048642331 |
10 | 13125442512502 |
11 | 4200518134031 |
12 | 157b97018289a |
13 | 7429545a8c88 |
14 | 3353bc0dcb1c |
15 | 17b652353a87 |
hex | bf00156a676 |
13125442512502 has 8 divisors (see below), whose sum is σ = 19688183839800. Its totient is φ = 6562714565904.
The previous prime is 13125442512473. The next prime is 13125442512503. The reversal of 13125442512502 is 20521524452131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×131254425125022 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13125442512503) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 360127 + ... + 5136202.
It is an arithmetic number, because the mean of its divisors is an integer number (2461022979975).
Almost surely, 213125442512502 is an apocalyptic number.
13125442512502 is a deficient number, since it is larger than the sum of its proper divisors (6562741327298).
13125442512502 is a wasteful number, since it uses less digits than its factorization.
13125442512502 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6690350.
The product of its (nonzero) digits is 96000, while the sum is 37.
Adding to 13125442512502 its reverse (20521524452131), we get a palindrome (33646966964633).
The spelling of 13125442512502 in words is "thirteen trillion, one hundred twenty-five billion, four hundred forty-two million, five hundred twelve thousand, five hundred two".
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