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3102130222 = 21551065111
BaseRepresentation
bin1011100011100110…
…1100000000101110
322000012012112122221
42320321230000232
522323121131342
61231453225554
7136605446302
oct27071540056
98005175587
103102130222
111352087394
12726a922ba
133a58c2819
14215dcdd02
15132519a67
hexb8e6c02e

3102130222 has 4 divisors (see below), whose sum is σ = 4653195336. Its totient is φ = 1551065110.

The previous prime is 3102130201. The next prime is 3102130223. The reversal of 3102130222 is 2220312013.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 3102130196 and 3102130205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3102130223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 775532554 + ... + 775532557.

It is an arithmetic number, because the mean of its divisors is an integer number (1163298834).

Almost surely, 23102130222 is an apocalyptic number.

3102130222 is a deficient number, since it is larger than the sum of its proper divisors (1551065114).

3102130222 is a wasteful number, since it uses less digits than its factorization.

3102130222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1551065113.

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

The square root of 3102130222 is about 55696.7703013379. The cubic root of 3102130222 is about 1458.4336460354.

Adding to 3102130222 its reverse (2220312013), we get a palindrome (5322442235).

The spelling of 3102130222 in words is "three billion, one hundred two million, one hundred thirty thousand, two hundred twenty-two".

Divisors: 1 2 1551065111 3102130222