Base | Representation |
---|---|
bin | 110111110010010011111000… |
… | …101100010100001000000000 |
3 | 1012011201012221021111021200000 |
4 | 313302103320230110020000 |
5 | 224124303030322324130 |
6 | 2225452103014400000 |
7 | 102451641564542130 |
oct | 6762237054241000 |
9 | 1164635837437600 |
10 | 245349884183040 |
11 | 711a33353aa22a |
12 | 2362654b960000 |
13 | a6b95194c8270 |
14 | 4482dd7baaac0 |
15 | 1d571a82a5260 |
hex | df24f8b14200 |
245349884183040 has 1920 divisors, whose sum is σ = 1086022497111552. Its totient is φ = 51695266037760.
The previous prime is 245349884183023. The next prime is 245349884183077. The reversal of 245349884183040 is 40381488943542.
245349884183040 is a `hidden beast` number, since 2 + 4 + 53 + 498 + 84 + 18 + 3 + 0 + 4 + 0 = 666.
It is a tau number, because it is divible by the number of its divisors (1920).
It is a super-2 number, since 2×2453498841830402 (a number of 30 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (63).
It is an unprimeable number.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 48287713300 + ... + 48287718380.
Almost surely, 2245349884183040 is an apocalyptic number.
245349884183040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 245349884183040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (543011248555776).
245349884183040 is an abundant number, since it is smaller than the sum of its proper divisors (840672612928512).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245349884183040 is an equidigital number, since it uses as much as digits as its factorization.
245349884183040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5992 (or 5964 counting only the distinct ones).
The product of its (nonzero) digits is 106168320, while the sum is 63.
The spelling of 245349884183040 in words is "two hundred forty-five trillion, three hundred forty-nine billion, eight hundred eighty-four million, one hundred eighty-three thousand, forty".
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