Base | Representation |
---|---|
bin | 10101001010010… |
… | …000111000100011 |
3 | 220202000111002110 |
4 | 111022100320203 |
5 | 1211340342011 |
6 | 55121050403 |
7 | 11540360535 |
oct | 2512207043 |
9 | 822014073 |
10 | 355012131 |
11 | 172438961 |
12 | 9aa86a03 |
13 | 5871c666 |
14 | 35213855 |
15 | 21278ba6 |
hex | 15290e23 |
355012131 has 16 divisors (see below), whose sum is σ = 506435840. Its totient is φ = 220540320.
The previous prime is 355012127. The next prime is 355012157. The reversal of 355012131 is 131210553.
It is not a de Polignac number, because 355012131 - 22 = 355012127 is a prime.
It is a super-2 number, since 2×3550121312 = 252067226314322322, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 355012098 and 355012107.
It is not an unprimeable number, because it can be changed into a prime (355012111) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47575 + ... + 54528.
It is an arithmetic number, because the mean of its divisors is an integer number (31652240).
Almost surely, 2355012131 is an apocalyptic number.
355012131 is a deficient number, since it is larger than the sum of its proper divisors (151423709).
355012131 is a wasteful number, since it uses less digits than its factorization.
355012131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 102186.
The product of its (nonzero) digits is 450, while the sum is 21.
The square root of 355012131 is about 18841.7656019811. The cubic root of 355012131 is about 708.0779403647.
Adding to 355012131 its reverse (131210553), we get a palindrome (486222684).
The spelling of 355012131 in words is "three hundred fifty-five million, twelve thousand, one hundred thirty-one".
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