Base | Representation |
---|---|
bin | 1110101100011011001… |
… | …0011100010100110000 |
3 | 220010121012110001020100 |
4 | 3223012302130110300 |
5 | 13114000430341102 |
6 | 311545410112400 |
7 | 24144530632002 |
oct | 3530662342460 |
9 | 803535401210 |
10 | 252443215152 |
11 | 98073682a27 |
12 | 40b1287b700 |
13 | 1aa612c892b |
14 | c30b0c0372 |
15 | 6877579a1c |
hex | 3ac6c9c530 |
252443215152 has 120 divisors (see below), whose sum is σ = 743998901360. Its totient is φ = 79684093440.
The previous prime is 252443215097. The next prime is 252443215159. The reversal of 252443215152 is 251512344252.
252443215152 is a `hidden beast` number, since 2 + 5 + 24 + 432 + 151 + 52 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (252443215159) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6648702 + ... + 6686562.
Almost surely, 2252443215152 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 252443215152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (371999450680).
252443215152 is an abundant number, since it is smaller than the sum of its proper divisors (491555686208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
252443215152 is a wasteful number, since it uses less digits than its factorization.
252443215152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40331 (or 40322 counting only the distinct ones).
The product of its digits is 96000, while the sum is 36.
The spelling of 252443215152 in words is "two hundred fifty-two billion, four hundred forty-three million, two hundred fifteen thousand, one hundred fifty-two".
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