Base | Representation |
---|---|
bin | 110000101000100011… |
… | …011100011000001110 |
3 | 11222210022010012221000 |
4 | 300220203130120032 |
5 | 1323421304044340 |
6 | 35553423321130 |
7 | 3526026366300 |
oct | 605043343016 |
9 | 158708105830 |
10 | 52219987470 |
11 | 20167904542 |
12 | a1544501a6 |
13 | 4c0297bb91 |
14 | 27554d1970 |
15 | 155970dd30 |
hex | c288dc60e |
52219987470 has 96 divisors (see below), whose sum is σ = 161988573600. Its totient is φ = 11935994112.
The previous prime is 52219987361. The next prime is 52219987483. The reversal of 52219987470 is 7478991225.
52219987470 is a `hidden beast` number, since 5 + 2 + 2 + 1 + 99 + 87 + 470 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1960315 + ... + 1986774.
It is an arithmetic number, because the mean of its divisors is an integer number (1687380975).
Almost surely, 252219987470 is an apocalyptic number.
52219987470 is an abundant number, since it is smaller than the sum of its proper divisors (109768586130).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52219987470 is a wasteful number, since it uses less digits than its factorization.
52219987470 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3947119 (or 3947106 counting only the distinct ones).
The product of its (nonzero) digits is 2540160, while the sum is 54.
The spelling of 52219987470 in words is "fifty-two billion, two hundred nineteen million, nine hundred eighty-seven thousand, four hundred seventy".
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