Base | Representation |
---|---|
bin | 10101001010101… |
… | …111100000001001 |
3 | 220202020212010102 |
4 | 111022233200021 |
5 | 1211403400140 |
6 | 55123455145 |
7 | 11541422300 |
oct | 2512574011 |
9 | 822225112 |
10 | 355137545 |
11 | 172514104 |
12 | 9ab274b5 |
13 | 58764779 |
14 | 35247437 |
15 | 212a0e15 |
hex | 152af809 |
355137545 has 24 divisors (see below), whose sum is σ = 497627784. Its totient is φ = 242597376.
The previous prime is 355137539. The next prime is 355137571. The reversal of 355137545 is 545731553.
It can be written as a sum of positive squares in 4 ways, for example, as 64128064 + 291009481 = 8008^2 + 17059^2 .
It is not a de Polignac number, because 355137545 - 216 = 355072009 is a prime.
It is a super-2 number, since 2×3551375452 = 252245351737254050, 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 = 355137499 and 355137508.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 65249 + ... + 70481.
It is an arithmetic number, because the mean of its divisors is an integer number (20734491).
Almost surely, 2355137545 is an apocalyptic number.
355137545 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
355137545 is a deficient number, since it is larger than the sum of its proper divisors (142490239).
355137545 is a wasteful number, since it uses less digits than its factorization.
355137545 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5529 (or 5522 counting only the distinct ones).
The product of its digits is 157500, while the sum is 38.
The square root of 355137545 is about 18845.0933932416. The cubic root of 355137545 is about 708.1613106912.
The spelling of 355137545 in words is "three hundred fifty-five million, one hundred thirty-seven thousand, five hundred forty-five".
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