Base | Representation |
---|---|
bin | 10101001010110… |
… | …001010100110101 |
3 | 220202021020101000 |
4 | 111022301110311 |
5 | 1211404120023 |
6 | 55123553513 |
7 | 11541453126 |
oct | 2512612465 |
9 | 822236330 |
10 | 355145013 |
11 | 172519783 |
12 | 9ab2b899 |
13 | 58767ca2 |
14 | 3524a04d |
15 | 212a3243 |
hex | 152b1535 |
355145013 has 16 divisors (see below), whose sum is σ = 535060800. Its totient is φ = 232749360.
The previous prime is 355145009. The next prime is 355145023. The reversal of 355145013 is 310541553.
It is not a de Polignac number, because 355145013 - 22 = 355145009 is a prime.
It is a super-2 number, since 2×3551450132 = 252255960517540338, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (355145023) 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, 109878 + ... + 113063.
It is an arithmetic number, because the mean of its divisors is an integer number (33441300).
Almost surely, 2355145013 is an apocalyptic number.
It is an amenable number.
355145013 is a deficient number, since it is larger than the sum of its proper divisors (179915787).
355145013 is a wasteful number, since it uses less digits than its factorization.
355145013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 223009 (or 223003 counting only the distinct ones).
The product of its (nonzero) digits is 4500, while the sum is 27.
The square root of 355145013 is about 18845.2915339615. The cubic root of 355145013 is about 708.1662745065.
Adding to 355145013 its reverse (310541553), we get a palindrome (665686566).
It can be divided in two parts, 35514501 and 3, that multiplied together give a triangular number (106543503 = T14597).
The spelling of 355145013 in words is "three hundred fifty-five million, one hundred forty-five thousand, thirteen".
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