Base | Representation |
---|---|
bin | 101011110010011100… |
… | …001011001001110110 |
3 | 11111100201001102201220 |
4 | 223302130023021312 |
5 | 1232242342114300 |
6 | 33333244331210 |
7 | 3253062065226 |
oct | 536234131166 |
9 | 144321042656 |
10 | 47017144950 |
11 | 18a37a52996 |
12 | 9141b43b06 |
13 | 4583aac239 |
14 | 23c050c086 |
15 | 1352a8ada0 |
hex | af270b276 |
47017144950 has 48 divisors (see below), whose sum is σ = 117206749776. Its totient is φ = 12472934400.
The previous prime is 47017144949. The next prime is 47017144957. The reversal of 47017144950 is 5944171074.
It is a super-2 number, since 2×470171449502 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47017144957) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 783091 + ... + 840990.
It is an arithmetic number, because the mean of its divisors is an integer number (2441807287).
Almost surely, 247017144950 is an apocalyptic number.
47017144950 is an abundant number, since it is smaller than the sum of its proper divisors (70189604826).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47017144950 is a wasteful number, since it uses less digits than its factorization.
47017144950 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1624289 (or 1624284 counting only the distinct ones).
The product of its (nonzero) digits is 141120, while the sum is 42.
The spelling of 47017144950 in words is "forty-seven billion, seventeen million, one hundred forty-four thousand, nine hundred fifty".
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