Base | Representation |
---|---|
bin | 101101011000000011… |
… | …100000001101011110 |
3 | 11122202111221200121010 |
4 | 231120003200031132 |
5 | 1244240310004010 |
6 | 34214344320050 |
7 | 3343242526020 |
oct | 553003401536 |
9 | 148674850533 |
10 | 48721953630 |
11 | 197322aa989 |
12 | 9538a73026 |
13 | 479605047c |
14 | 2502ac6010 |
15 | 140258e620 |
hex | b580e035e |
48721953630 has 128 divisors (see below), whose sum is σ = 139759147008. Its totient is φ = 10628462592.
The previous prime is 48721953589. The next prime is 48721953661. The reversal of 48721953630 is 3635912784.
It is a self number, because there is not a number n which added to its sum of digits gives 48721953630.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2196274 + ... + 2218346.
It is an arithmetic number, because the mean of its divisors is an integer number (1091868336).
It is a 1-persistent number, because it is pandigital, but 2⋅48721953630 = 97443907260 is not.
Almost surely, 248721953630 is an apocalyptic number.
It is a pronic number, being equal to 220730×220731.
It is a practical number, because each smaller number is the sum of distinct divisors of 48721953630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69879573504).
48721953630 is an abundant number, since it is smaller than the sum of its proper divisors (91037193378).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
48721953630 is a wasteful number, since it uses less digits than its factorization.
48721953630 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22570.
The product of its (nonzero) digits is 1088640, while the sum is 48.
The spelling of 48721953630 in words is "forty-eight billion, seven hundred twenty-one million, nine hundred fifty-three thousand, six hundred thirty".
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