Base | Representation |
---|---|
bin | 11001110100011000… |
… | …00011001001010001 |
3 | 1022210000011211010110 |
4 | 30322030003021101 |
5 | 211341422422100 |
6 | 10211232151533 |
7 | 1000330511016 |
oct | 147214031121 |
9 | 38700154113 |
10 | 13861139025 |
11 | 59732849a8 |
12 | 282a0985a9 |
13 | 13cb910116 |
14 | 956c8b70d |
15 | 561d54250 |
hex | 33a303251 |
13861139025 has 48 divisors (see below), whose sum is σ = 23631362496. Its totient is φ = 7165566720.
The previous prime is 13861138999. The next prime is 13861139051. The reversal of 13861139025 is 52093116831.
It is an interprime number because it is at equal distance from previous prime (13861138999) and next prime (13861139051).
It is not a de Polignac number, because 13861139025 - 28 = 13861138769 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 308919 + ... + 350931.
It is an arithmetic number, because the mean of its divisors is an integer number (492320052).
Almost surely, 213861139025 is an apocalyptic number.
13861139025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
13861139025 is a deficient number, since it is larger than the sum of its proper divisors (9770223471).
13861139025 is a wasteful number, since it uses less digits than its factorization.
13861139025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42162 (or 42157 counting only the distinct ones).
The product of its (nonzero) digits is 38880, while the sum is 39.
It can be divided in two parts, 1386 and 1139025, that added together give a palindrome (1140411).
The spelling of 13861139025 in words is "thirteen billion, eight hundred sixty-one million, one hundred thirty-nine thousand, twenty-five".
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