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3112104220 = 225480132411
BaseRepresentation
bin1011100101111110…
…1111000100011100
322000212222021102021
42321133233010130
522333144313340
61232451105524
7140056310101
oct27137570434
98025867367
103112104220
111357779a65
1272a2a22a4
133a79a55b4
14217468aa8
15133339e4a
hexb97ef11c

3112104220 has 24 divisors (see below), whose sum is σ = 6536981808. Its totient is φ = 1244544000.

The previous prime is 3112104209. The next prime is 3112104223. The reversal of 3112104220 is 224012113.

It is a super-2 number, since 2×31121042202 = 19370385352283616800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3112104194 and 3112104203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3112104223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79815 + ... + 112225.

It is an arithmetic number, because the mean of its divisors is an integer number (272374242).

Almost surely, 23112104220 is an apocalyptic number.

It is an amenable number.

3112104220 is an abundant number, since it is smaller than the sum of its proper divisors (3424877588).

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

3112104220 is a wasteful number, since it uses less digits than its factorization.

3112104220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37221 (or 37219 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 3112104220 is about 55786.2368331114. The cubic root of 3112104220 is about 1459.9950303202.

Adding to 3112104220 its reverse (224012113), we get a palindrome (3336116333).

The spelling of 3112104220 in words is "three billion, one hundred twelve million, one hundred four thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 4801 9602 19204 24005 32411 48010 64822 96020 129644 162055 324110 648220 155605211 311210422 622420844 778026055 1556052110 3112104220