Base | Representation |
---|---|
bin | 100101000000011… |
… | …100000101100000 |
3 | 1121021021120022110 |
4 | 211000130011200 |
5 | 2232420401112 |
6 | 141335235320 |
7 | 21246216354 |
oct | 4500340540 |
9 | 1537246273 |
10 | 620872032 |
11 | 299514390 |
12 | 153b18b40 |
13 | 9b825c01 |
14 | 5c65b464 |
15 | 3979213c |
hex | 2501c160 |
620872032 has 48 divisors (see below), whose sum is σ = 1777954752. Its totient is φ = 188142720.
The previous prime is 620872027. The next prime is 620872033. The reversal of 620872032 is 230278026.
It is a tau number, because it is divible by the number of its divisors (48).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (620872033) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 292918 + ... + 295029.
It is an arithmetic number, because the mean of its divisors is an integer number (37040724).
Almost surely, 2620872032 is an apocalyptic number.
It is an amenable number.
620872032 is an abundant number, since it is smaller than the sum of its proper divisors (1157082720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
620872032 is a wasteful number, since it uses less digits than its factorization.
620872032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 587971 (or 587963 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 30.
The square root of 620872032 is about 24917.3038669917. The cubic root of 620872032 is about 853.1014870360.
The spelling of 620872032 in words is "six hundred twenty million, eight hundred seventy-two thousand, thirty-two".
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