Base | Representation |
---|---|
bin | 11101110111011011001101… |
… | …000100011010011011110101 |
3 | 122020002010210210210000022000 |
4 | 131313123031010122123311 |
5 | 114204033130331114110 |
6 | 1143210200255325513 |
7 | 36444610144664433 |
oct | 3567331504323365 |
9 | 566063723700260 |
10 | 131352130332405 |
11 | 38942142258764 |
12 | 12894b0a820899 |
13 | 583a5b689a558 |
14 | 2461696d7bd53 |
15 | 102bb84dbd1c0 |
hex | 7776cd11a6f5 |
131352130332405 has 64 divisors (see below), whose sum is σ = 248238871084800. Its totient is φ = 65710289145600.
The previous prime is 131352130332389. The next prime is 131352130332457. The reversal of 131352130332405 is 504233031253131.
131352130332405 is a `hidden beast` number, since 1 + 3 + 1 + 3 + 5 + 21 + 303 + 324 + 0 + 5 = 666.
It is not a de Polignac number, because 131352130332405 - 24 = 131352130332389 is a prime.
It is a super-2 number, since 2×1313521303324052 (a number of 29 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 131352130332405.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 253252854 + ... + 253770983.
It is an arithmetic number, because the mean of its divisors is an integer number (3878732360700).
Almost surely, 2131352130332405 is an apocalyptic number.
131352130332405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
131352130332405 is a deficient number, since it is larger than the sum of its proper divisors (116886740752395).
131352130332405 is a wasteful number, since it uses less digits than its factorization.
131352130332405 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 507023971 (or 507023965 counting only the distinct ones).
The product of its (nonzero) digits is 97200, while the sum is 36.
Adding to 131352130332405 its reverse (504233031253131), we get a palindrome (635585161585536).
The spelling of 131352130332405 in words is "one hundred thirty-one trillion, three hundred fifty-two billion, one hundred thirty million, three hundred thirty-two thousand, four hundred five".
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