Base | Representation |
---|---|
bin | 10010010111001… |
… | …010001100000000 |
3 | 210110200010011000 |
4 | 102113022030000 |
5 | 1112330422203 |
6 | 50322452000 |
7 | 10430321550 |
oct | 2227121400 |
9 | 713603130 |
10 | 308060928 |
11 | 14898a80a |
12 | 87204000 |
13 | 4ba90b96 |
14 | 2ccb1160 |
15 | 1c0a24a3 |
hex | 125ca300 |
308060928 has 144 divisors (see below), whose sum is σ = 1041295360. Its totient is φ = 88003584.
The previous prime is 308060903. The next prime is 308060953. The reversal of 308060928 is 829060803.
It is an interprime number because it is at equal distance from previous prime (308060903) and next prime (308060953).
It is a tau number, because it is divible by the number of its divisors (144).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 308060892 and 308060901.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45201 + ... + 51567.
Almost surely, 2308060928 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 308060928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (520647680).
308060928 is an abundant number, since it is smaller than the sum of its proper divisors (733234432).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
308060928 is an equidigital number, since it uses as much as digits as its factorization.
308060928 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6399 (or 6379 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 36.
The square root of 308060928 is about 17551.6645364478. The cubic root of 308060928 is about 675.3758696727.
The spelling of 308060928 in words is "three hundred eight million, sixty thousand, nine hundred twenty-eight".
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