Base | Representation |
---|---|
bin | 1011001100100010… |
… | …1100110100111100 |
3 | 21202110012021002001 |
4 | 2303020230310330 |
5 | 22123340334203 |
6 | 1214120112044 |
7 | 134322333130 |
oct | 26310546474 |
9 | 7673167061 |
10 | 3005402428 |
11 | 1302520366 |
12 | 6ba605624 |
13 | 38b856542 |
14 | 2072113c0 |
15 | 128cae91d |
hex | b322cd3c |
3005402428 has 24 divisors (see below), whose sum is σ = 6054687072. Its totient is φ = 1278626304.
The previous prime is 3005402423. The next prime is 3005402431. The reversal of 3005402428 is 8242045003.
3005402428 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a junction number, because it is equal to n+sod(n) for n = 3005402396 and 3005402405.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3005402423) 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, 387901 + ... + 395572.
It is an arithmetic number, because the mean of its divisors is an integer number (252278628).
Almost surely, 23005402428 is an apocalyptic number.
It is an amenable number.
3005402428 is an abundant number, since it is smaller than the sum of its proper divisors (3049284644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3005402428 is a wasteful number, since it uses less digits than its factorization.
3005402428 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 783621 (or 783619 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 28.
The square root of 3005402428 is about 54821.5507624511. The cubic root of 3005402428 is about 1443.1147899789.
The spelling of 3005402428 in words is "three billion, five million, four hundred two thousand, four hundred twenty-eight".
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