Base | Representation |
---|---|
bin | 1111110111100111011… |
… | …11001101110010011111 |
3 | 1221010101202201000012020 |
4 | 13323303233031302133 |
5 | 32413140302320111 |
6 | 1054253045311223 |
7 | 54251634022656 |
oct | 7736357156237 |
9 | 1833352630166 |
10 | 545255120031 |
11 | 1a0272333a46 |
12 | 89810a05513 |
13 | 3c556b74bcb |
14 | 1c56770219d |
15 | e2b3b67906 |
hex | 7ef3bcdc9f |
545255120031 has 8 divisors (see below), whose sum is σ = 731068318080. Its totient is φ = 361472667672.
The previous prime is 545255119993. The next prime is 545255120057. The reversal of 545255120031 is 130021552545.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 545255120031 - 227 = 545120902303 is a prime.
It is a super-2 number, since 2×5452551200312 (a number of 24 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 545255119974 and 545255120001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (545255100031) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 507685795 + ... + 507686868.
It is an arithmetic number, because the mean of its divisors is an integer number (91383539760).
Almost surely, 2545255120031 is an apocalyptic number.
545255120031 is a deficient number, since it is larger than the sum of its proper divisors (185813198049).
545255120031 is a wasteful number, since it uses less digits than its factorization.
545255120031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1015372845.
The product of its (nonzero) digits is 30000, while the sum is 33.
Adding to 545255120031 its reverse (130021552545), we get a palindrome (675276672576).
The spelling of 545255120031 in words is "five hundred forty-five billion, two hundred fifty-five million, one hundred twenty thousand, thirty-one".
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