Base | Representation |
---|---|
bin | 10001111111100… |
… | …110111110111100 |
3 | 210001001110200120 |
4 | 101333212332330 |
5 | 1104240344140 |
6 | 45542254540 |
7 | 10324000152 |
oct | 2177467674 |
9 | 701043616 |
10 | 301887420 |
11 | 14545353a |
12 | 85127450 |
13 | 4a70bc13 |
14 | 2c1453d2 |
15 | 1b7831d0 |
hex | 11fe6fbc |
301887420 has 96 divisors (see below), whose sum is σ = 886298112. Its totient is φ = 76631808.
The previous prime is 301887413. The next prime is 301887427. The reversal of 301887420 is 24788103.
It is an interprime number because it is at equal distance from previous prime (301887413) and next prime (301887427).
It is a super-2 number, since 2×3018874202 = 182272028708512800, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (301887427) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 390154 + ... + 390926.
It is an arithmetic number, because the mean of its divisors is an integer number (9232272).
Almost surely, 2301887420 is an apocalyptic number.
301887420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 301887420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (443149056).
301887420 is an abundant number, since it is smaller than the sum of its proper divisors (584410692).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
301887420 is a wasteful number, since it uses less digits than its factorization.
301887420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1091 (or 1089 counting only the distinct ones).
The product of its (nonzero) digits is 10752, while the sum is 33.
The square root of 301887420 is about 17374.9077695394. The cubic root of 301887420 is about 670.8339063389.
The spelling of 301887420 in words is "three hundred one million, eight hundred eighty-seven thousand, four hundred twenty".
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