Base | Representation |
---|---|
bin | 110000001101111000… |
… | …1000100110001010011 |
3 | 100220021020022021120001 |
4 | 1200123301010301103 |
5 | 3144030014031111 |
6 | 115322402030431 |
7 | 10323641345416 |
oct | 1403361046123 |
9 | 326236267501 |
10 | 103545064531 |
11 | 3aa055425a7 |
12 | 18099048417 |
13 | 99c20c6b6c |
14 | 5023bcdb7d |
15 | 2a605991c1 |
hex | 181bc44c53 |
103545064531 has 4 divisors (see below), whose sum is σ = 104239998000. Its totient is φ = 102850131064.
The previous prime is 103545064489. The next prime is 103545064547. The reversal of 103545064531 is 135460545301.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 135460545301 = 4519 ⋅29975779.
It is not a de Polignac number, because 103545064531 - 219 = 103544540243 is a prime.
It is a super-3 number, since 3×1035450645313 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (103545064591) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 347466511 + ... + 347466808.
It is an arithmetic number, because the mean of its divisors is an integer number (26059999500).
Almost surely, 2103545064531 is an apocalyptic number.
103545064531 is a deficient number, since it is larger than the sum of its proper divisors (694933469).
103545064531 is an equidigital number, since it uses as much as digits as its factorization.
103545064531 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 694933468.
The product of its (nonzero) digits is 108000, while the sum is 37.
The spelling of 103545064531 in words is "one hundred three billion, five hundred forty-five million, sixty-four thousand, five hundred thirty-one".
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