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3120552541 = 31110033931
BaseRepresentation
bin1011100111111111…
…1101101001011101
322001110212111100001
42321333331221131
522342330140131
61233352134301
7140221154551
oct27177755135
98043774301
103120552541
11136151a347
12731097391
133a9672ac2
14218627861
15133e58261
hexb9ffda5d

3120552541 has 4 divisors (see below), whose sum is σ = 3130586784. Its totient is φ = 3110518300.

The previous prime is 3120552503. The next prime is 3120552551. The reversal of 3120552541 is 1452550213.

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 a cyclic number.

It is not a de Polignac number, because 3120552541 - 219 = 3120028253 is a prime.

It is a super-2 number, since 2×31205525412 = 19475696322283113362, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3120552551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5016655 + ... + 5017276.

It is an arithmetic number, because the mean of its divisors is an integer number (782646696).

Almost surely, 23120552541 is an apocalyptic number.

It is an amenable number.

3120552541 is a deficient number, since it is larger than the sum of its proper divisors (10034243).

3120552541 is a wasteful number, since it uses less digits than its factorization.

3120552541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10034242.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 3120552541 is about 55861.9059914715. The cubic root of 3120552541 is about 1461.3149692055.

The spelling of 3120552541 in words is "three billion, one hundred twenty million, five hundred fifty-two thousand, five hundred forty-one".

Divisors: 1 311 10033931 3120552541