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3104013220 = 22571112831571
BaseRepresentation
bin1011100100000011…
…0111101110100100
322000022202012122121
42321000313232210
522324111410340
61232001435324
7136630451140
oct27100675644
98008665577
103104013220
111353153090
1272763bb44
133a6101919
14216360220
1513278c94a
hexb9037ba4

3104013220 has 96 divisors (see below), whose sum is σ = 8138382336. Its totient is φ = 966115200.

The previous prime is 3104013197. The next prime is 3104013251. The reversal of 3104013220 is 223104013.

It is a happy number.

3104013220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3104013194 and 3104013203.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1975035 + ... + 1976605.

It is an arithmetic number, because the mean of its divisors is an integer number (84774816).

Almost surely, 23104013220 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 3104013220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4069191168).

3104013220 is an abundant number, since it is smaller than the sum of its proper divisors (5034369116).

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

3104013220 is a wasteful number, since it uses less digits than its factorization.

3104013220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2881 (or 2879 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 3104013220 is about 55713.6717511959. The cubic root of 3104013220 is about 1458.7286768664.

Adding to 3104013220 its reverse (223104013), we get a palindrome (3327117233).

The spelling of 3104013220 in words is "three billion, one hundred four million, thirteen thousand, two hundred twenty".

Divisors: 1 2 4 5 7 10 11 14 20 22 28 35 44 55 70 77 110 140 154 220 308 385 770 1283 1540 1571 2566 3142 5132 6284 6415 7855 8981 10997 12830 14113 15710 17281 17962 21994 25660 28226 31420 34562 35924 43988 44905 54985 56452 69124 70565 86405 89810 98791 109970 120967 141130 172810 179620 197582 219940 241934 282260 345620 395164 483868 493955 604835 987910 1209670 1975820 2015593 2419340 4031186 8062372 10077965 14109151 20155930 22171523 28218302 40311860 44343046 56436604 70545755 88686092 110857615 141091510 155200661 221715230 282183020 310401322 443430460 620802644 776003305 1552006610 3104013220