Base | Representation |
---|---|
bin | 10010000000000… |
… | …101011010001000 |
3 | 210001021210122010 |
4 | 102000011122020 |
5 | 1104303341130 |
6 | 45545055520 |
7 | 10325026401 |
oct | 2200053210 |
9 | 701253563 |
10 | 302012040 |
11 | 145529130 |
12 | 851875a0 |
13 | 4a753865 |
14 | 2c1789a8 |
15 | 1b7aa0b0 |
hex | 12005688 |
302012040 has 64 divisors (see below), whose sum is σ = 988407360. Its totient is φ = 73214720.
The previous prime is 302012033. The next prime is 302012059. The reversal of 302012040 is 40210203.
It is a super-2 number, since 2×3020120402 = 182422544609923200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (12).
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, 113079 + ... + 115718.
It is an arithmetic number, because the mean of its divisors is an integer number (15443865).
Almost surely, 2302012040 is an apocalyptic number.
302012040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
302012040 is an abundant number, since it is smaller than the sum of its proper divisors (686395320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
302012040 is a wasteful number, since it uses less digits than its factorization.
302012040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 228822 (or 228818 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 12.
The square root of 302012040 is about 17378.4936056035. The cubic root of 302012040 is about 670.9262010324.
Adding to 302012040 its reverse (40210203), we get a palindrome (342222243).
The spelling of 302012040 in words is "three hundred two million, twelve thousand, forty".
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