Base | Representation |
---|---|
bin | 110111101110000000100111… |
… | …110000101101111011001100 |
3 | 1012010122222000222110011100021 |
4 | 313232000213300231323030 |
5 | 224104432222201414040 |
6 | 2225104222340311524 |
7 | 102421406344146523 |
oct | 6756004760557314 |
9 | 1163588028404307 |
10 | 245054321123020 |
11 | 71099a547a2682 |
12 | 235992043a25a4 |
13 | a6976a5994436 |
14 | 447299a03b4ba |
15 | 1d4e65a3ca24a |
hex | dee027c2decc |
245054321123020 has 48 divisors (see below), whose sum is σ = 573563674222560. Its totient is φ = 87400178924544.
The previous prime is 245054321123009. The next prime is 245054321123093. The reversal of 245054321123020 is 20321123450542.
It is a Harshad number since it is a multiple of its sum of digits (34).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18967046259 + ... + 18967059178.
It is an arithmetic number, because the mean of its divisors is an integer number (11949243212970).
Almost surely, 2245054321123020 is an apocalyptic number.
245054321123020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
245054321123020 is an abundant number, since it is smaller than the sum of its proper divisors (328509353099540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245054321123020 is a wasteful number, since it uses less digits than its factorization.
245054321123020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37934105482 (or 37934105480 counting only the distinct ones).
The product of its (nonzero) digits is 57600, while the sum is 34.
Adding to 245054321123020 its reverse (20321123450542), we get a palindrome (265375444573562).
The spelling of 245054321123020 in words is "two hundred forty-five trillion, fifty-four billion, three hundred twenty-one million, one hundred twenty-three thousand, twenty".
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