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3388144161 = 31129381387
BaseRepresentation
bin1100100111110010…
…1111101000100001
322202010101120000210
43021330233220201
523414331103121
61320111404333
7146650515213
oct31174575041
98663346023
103388144161
111489578946
127a68236a9
1341cc3463c
14241da25b3
1514c6b4876
hexc9f2fa21

3388144161 has 4 divisors (see below), whose sum is σ = 4517525552. Its totient is φ = 2258762772.

The previous prime is 3388144147. The next prime is 3388144171. The reversal of 3388144161 is 1614418833.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3388144161 - 25 = 3388144129 is a prime.

It is a super-2 number, since 2×33881441612 = 22959041711436787842, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3388144121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 564690691 + ... + 564690696.

It is an arithmetic number, because the mean of its divisors is an integer number (1129381388).

Almost surely, 23388144161 is an apocalyptic number.

It is an amenable number.

3388144161 is a deficient number, since it is larger than the sum of its proper divisors (1129381391).

3388144161 is a wasteful number, since it uses less digits than its factorization.

3388144161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1129381390.

The product of its digits is 55296, while the sum is 39.

The square root of 3388144161 is about 58207.7671878934. The cubic root of 3388144161 is about 1501.9447606255.

The spelling of 3388144161 in words is "three billion, three hundred eighty-eight million, one hundred forty-four thousand, one hundred sixty-one".

Divisors: 1 3 1129381387 3388144161