Base | Representation |
---|---|
bin | 1101001101010010… |
… | …1101000011111111 |
3 | 100011002022222222000 |
4 | 3103110231003333 |
5 | 24230111420111 |
6 | 1343450353343 |
7 | 153600400356 |
oct | 32324550377 |
9 | 10132288860 |
10 | 3545420031 |
11 | 155a32a5aa |
12 | 82b42b853 |
13 | 4466b019a |
14 | 258c2299d |
15 | 15b3cec56 |
hex | d352d0ff |
3545420031 has 32 divisors (see below), whose sum is σ = 5629009920. Its totient is φ = 2199729312.
The previous prime is 3545419987. The next prime is 3545420033. The reversal of 3545420031 is 1300245453.
3545420031 is a `hidden beast` number, since 3 + 5 + 454 + 200 + 3 + 1 = 666.
It is not a de Polignac number, because 3545420031 - 214 = 3545403647 is a prime.
It is a super-2 number, since 2×35454200312 = 25140006392432081922, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 3545419977 and 3545420004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3545420033) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54175 + ... + 100128.
It is an arithmetic number, because the mean of its divisors is an integer number (175906560).
Almost surely, 23545420031 is an apocalyptic number.
3545420031 is a deficient number, since it is larger than the sum of its proper divisors (2083589889).
3545420031 is a wasteful number, since it uses less digits than its factorization.
3545420031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 154372 (or 154366 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 27.
The square root of 3545420031 is about 59543.4297886845. The cubic root of 3545420031 is about 1524.8339915683.
Adding to 3545420031 its reverse (1300245453), we get a palindrome (4845665484).
The spelling of 3545420031 in words is "three billion, five hundred forty-five million, four hundred twenty thousand, thirty-one".
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