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3122444401 = 19916117939
BaseRepresentation
bin1011101000011100…
…1011100001110001
322001121102121110221
42322013023201301
522343321210101
61233500453041
7140243224306
oct27207134161
98047377427
103122444401
1113625a176a
1273184a181
133a9b85c4b
1421899b0ad
151341cdaa1
hexba1cb871

3122444401 has 8 divisors (see below), whose sum is σ = 3287325600. Its totient is φ = 2957617440.

The previous prime is 3122444399. The next prime is 3122444489. The reversal of 3122444401 is 1044442213.

3122444401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3122444401 - 21 = 3122444399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3122448401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165090 + ... + 183028.

It is an arithmetic number, because the mean of its divisors is an integer number (410915700).

Almost surely, 23122444401 is an apocalyptic number.

It is an amenable number.

3122444401 is a deficient number, since it is larger than the sum of its proper divisors (164881199).

3122444401 is a wasteful number, since it uses less digits than its factorization.

3122444401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27119.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 3122444401 is about 55878.8367899691. The cubic root of 3122444401 is about 1461.6102208532.

Adding to 3122444401 its reverse (1044442213), we get a palindrome (4166886614).

It can be divided in two parts, 31224 and 44401, that added together give a square (75625 = 2752).

The spelling of 3122444401 in words is "three billion, one hundred twenty-two million, four hundred forty-four thousand, four hundred one".

Divisors: 1 19 9161 17939 174059 340841 164339179 3122444401