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3001310220 = 2235172942461
BaseRepresentation
bin1011001011100100…
…0101110000001100
321202011111100121210
42302321011300030
522121313411340
61213452254420
7134242500366
oct26271056014
97664440553
103001310220
111300185877
126b9171410
1338aa52a0c
14206867d36
15128752180
hexb2e45c0c

3001310220 has 48 divisors (see below), whose sum is σ = 8898005088. Its totient is φ = 753269760.

The previous prime is 3001310197. The next prime is 3001310267. The reversal of 3001310220 is 220131003.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 3001310196 and 3001310205.

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, 1470211 + ... + 1472250.

It is an arithmetic number, because the mean of its divisors is an integer number (185375106).

Almost surely, 23001310220 is an apocalyptic number.

3001310220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3001310220 is an abundant number, since it is smaller than the sum of its proper divisors (5896694868).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3001310220 is a wasteful number, since it uses less digits than its factorization.

3001310220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2942490 (or 2942488 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 3001310220 is about 54784.2150623699. The cubic root of 3001310220 is about 1442.4595024409.

Adding to 3001310220 its reverse (220131003), we get a palindrome (3221441223).

The spelling of 3001310220 in words is "three billion, one million, three hundred ten thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 17 20 30 34 51 60 68 85 102 170 204 255 340 510 1020 2942461 5884922 8827383 11769844 14712305 17654766 29424610 35309532 44136915 50021837 58849220 88273830 100043674 150065511 176547660 200087348 250109185 300131022 500218370 600262044 750327555 1000436740 1500655110 3001310220