Base | Representation |
---|---|
bin | 1011110000010001… |
… | …0101010101000001 |
3 | 22010220011102210101 |
4 | 2330010111111001 |
5 | 22430221040140 |
6 | 1241032002401 |
7 | 141122130004 |
oct | 27404252501 |
9 | 8126142711 |
10 | 3155252545 |
11 | 137a06aa35 |
12 | 740830401 |
13 | 3b3902153 |
14 | 21d09b53b |
15 | 13700e99a |
hex | bc115541 |
3155252545 has 8 divisors (see below), whose sum is σ = 3788021160. Its totient is φ = 2523056640.
The previous prime is 3155252491. The next prime is 3155252549. The reversal of 3155252545 is 5452525513.
It can be written as a sum of positive squares in 4 ways, for example, as 1170460944 + 1984791601 = 34212^2 + 44551^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 3155252545 - 27 = 3155252417 is a prime.
It is a super-3 number, since 3×31552525453 (a number of 29 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (3155252549) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 130960 + ... + 153169.
It is an arithmetic number, because the mean of its divisors is an integer number (473502645).
Almost surely, 23155252545 is an apocalyptic number.
It is an amenable number.
3155252545 is a deficient number, since it is larger than the sum of its proper divisors (632768615).
3155252545 is a wasteful number, since it uses less digits than its factorization.
3155252545 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 286355.
The product of its digits is 150000, while the sum is 37.
The square root of 3155252545 is about 56171.6347011550. The cubic root of 3155252545 is about 1466.7115385434.
The spelling of 3155252545 in words is "three billion, one hundred fifty-five million, two hundred fifty-two thousand, five hundred forty-five".
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