Base | Representation |
---|---|
bin | 101100001100010011… |
… | …100011100000100110 |
3 | 11112110221121021121000 |
4 | 230030103203200212 |
5 | 1234134434434110 |
6 | 33444305334130 |
7 | 3266611431045 |
oct | 541423434046 |
9 | 145427537530 |
10 | 47451093030 |
11 | 1913a9a5570 |
12 | 9243337346 |
13 | 4622978853 |
14 | 2421dcc55c |
15 | 137ac081c0 |
hex | b0c4e3826 |
47451093030 has 128 divisors (see below), whose sum is σ = 139033843200. Its totient is φ = 11420438400.
The previous prime is 47451093017. The next prime is 47451093037. The reversal of 47451093030 is 3039015474.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47451093037) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 355360 + ... + 470300.
It is an arithmetic number, because the mean of its divisors is an integer number (1086201900).
Almost surely, 247451093030 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 47451093030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69516921600).
47451093030 is an abundant number, since it is smaller than the sum of its proper divisors (91582750170).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47451093030 is a wasteful number, since it uses less digits than its factorization.
47451093030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 115107 (or 115101 counting only the distinct ones).
The product of its (nonzero) digits is 45360, while the sum is 36.
The spelling of 47451093030 in words is "forty-seven billion, four hundred fifty-one million, ninety-three thousand, thirty".
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