Base | Representation |
---|---|
bin | 10111010100011011… |
… | …01110001011111110 |
3 | 1012022111110102110112 |
4 | 23222031232023332 |
5 | 201114431301230 |
6 | 5430142110022 |
7 | 622146101003 |
oct | 135215561376 |
9 | 35274412415 |
10 | 12519400190 |
11 | 5344969730 |
12 | 251487b312 |
13 | 124695000b |
14 | 86a9c38aa |
15 | 4d416bd95 |
hex | 2ea36e2fe |
12519400190 has 16 divisors (see below), whose sum is σ = 24583549680. Its totient is φ = 4552509120.
The previous prime is 12519400183. The next prime is 12519400213. The reversal of 12519400190 is 9100491521.
It is a super-2 number, since 2×125194001902 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56906255 + ... + 56906474.
It is an arithmetic number, because the mean of its divisors is an integer number (1536471855).
Almost surely, 212519400190 is an apocalyptic number.
12519400190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12519400190 is a deficient number, since it is larger than the sum of its proper divisors (12064149490).
12519400190 is a wasteful number, since it uses less digits than its factorization.
12519400190 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 113812747.
The product of its (nonzero) digits is 3240, while the sum is 32.
The spelling of 12519400190 in words is "twelve billion, five hundred nineteen million, four hundred thousand, one hundred ninety".
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