Base | Representation |
---|---|
bin | 10100011110010010110011… |
… | …10010010011000011100000 |
3 | 12220101222222112112002012101 |
4 | 22033021121302103003200 |
5 | 21400112213002213034 |
6 | 235430305125340144 |
7 | 12324454053032602 |
oct | 1217113162230340 |
9 | 186358875462171 |
10 | 45021353554144 |
11 | 133884a3416940 |
12 | 5071534267654 |
13 | 1c176595a2666 |
14 | b1908bc09172 |
15 | 531196e27514 |
hex | 28f259c930e0 |
45021353554144 has 48 divisors (see below), whose sum is σ = 100897657983360. Its totient is φ = 19574501541760.
The previous prime is 45021353554087. The next prime is 45021353554147. The reversal of 45021353554144 is 44145535312054.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (46).
It is a junction number, because it is equal to n+sod(n) for n = 45021353554094 and 45021353554103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45021353554147) 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, 2780460874 + ... + 2780477065.
It is an arithmetic number, because the mean of its divisors is an integer number (2102034541320).
Almost surely, 245021353554144 is an apocalyptic number.
45021353554144 is a gapful number since it is divisible by the number (44) formed by its first and last digit.
It is an amenable number.
45021353554144 is an abundant number, since it is smaller than the sum of its proper divisors (55876304429216).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45021353554144 is a wasteful number, since it uses less digits than its factorization.
45021353554144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5560937983 (or 5560937975 counting only the distinct ones).
The product of its (nonzero) digits is 2880000, while the sum is 46.
Adding to 45021353554144 its reverse (44145535312054), we get a palindrome (89166888866198).
The spelling of 45021353554144 in words is "forty-five trillion, twenty-one billion, three hundred fifty-three million, five hundred fifty-four thousand, one hundred forty-four".
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