Base | Representation |
---|---|
bin | 1010111010100101101… |
… | …11010101101000011110 |
3 | 1022212002001020121212000 |
4 | 11131102313111220132 |
5 | 22121101403033430 |
6 | 444144030223130 |
7 | 36045101511612 |
oct | 5352267255036 |
9 | 1285061217760 |
10 | 375052392990 |
11 | 135071330a70 |
12 | 60830354aa6 |
13 | 294a0c1a4c2 |
14 | 1421cb77342 |
15 | 9b51624e60 |
hex | 5752dd5a1e |
375052392990 has 512 divisors, whose sum is σ = 1207293050880. Its totient is φ = 81786931200.
The previous prime is 375052392983. The next prime is 375052392991. The reversal of 375052392990 is 99293250573.
It is a happy number.
375052392990 is a `hidden beast` number, since 3 + 7 + 5 + 0 + 523 + 9 + 29 + 90 = 666.
It is a super-2 number, since 2×3750523929902 (a number of 24 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (375052392991) by changing a digit.
It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 129909327 + ... + 129912213.
It is an arithmetic number, because the mean of its divisors is an integer number (2357994240).
Almost surely, 2375052392990 is an apocalyptic number.
375052392990 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 375052392990, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (603646525440).
375052392990 is an abundant number, since it is smaller than the sum of its proper divisors (832240657890).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
375052392990 is a wasteful number, since it uses less digits than its factorization.
375052392990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3045 (or 3039 counting only the distinct ones).
The product of its (nonzero) digits is 4592700, while the sum is 54.
The spelling of 375052392990 in words is "three hundred seventy-five billion, fifty-two million, three hundred ninety-two thousand, nine hundred ninety".
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