Base | Representation |
---|---|
bin | 110001010001110110… |
… | …100111110010010000 |
3 | 12001120120220211212100 |
4 | 301101312213302100 |
5 | 1331331144141114 |
6 | 40150254400400 |
7 | 3552142031361 |
oct | 612166476220 |
9 | 161516824770 |
10 | 52912880784 |
11 | 20492a3a545 |
12 | a308500100 |
13 | 4cb33a061a |
14 | 27bd539b68 |
15 | 159a47a909 |
hex | c51da7c90 |
52912880784 has 135 divisors (see below), whose sum is σ = 153597321579. Its totient is φ = 17003669760.
The previous prime is 52912880777. The next prime is 52912880791. The reversal of 52912880784 is 48708821925.
The square root of 52912880784 is 230028.
It is a perfect power (a square), and thus also a powerful number.
52912880784 is a `hidden beast` number, since 5 + 291 + 288 + 0 + 78 + 4 = 666.
It is an interprime number because it is at equal distance from previous prime (52912880777) and next prime (52912880791).
It can be written as a sum of positive squares in 4 ways, for example, as 5841239184 + 47071641600 = 76428^2 + 216960^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 52912880784.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 80049414 + ... + 80050074.
Almost surely, 252912880784 is an apocalyptic number.
52912880784 is the 230028-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 52912880784
52912880784 is an abundant number, since it is smaller than the sum of its proper divisors (100684440795).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52912880784 is an equidigital number, since it uses as much as digits as its factorization.
52912880784 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1394 (or 695 counting only the distinct ones).
The product of its (nonzero) digits is 2580480, while the sum is 54.
The spelling of 52912880784 in words is "fifty-two billion, nine hundred twelve million, eight hundred eighty thousand, seven hundred eighty-four".
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