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2980311253 = 19582126947
BaseRepresentation
bin1011000110100011…
…1111000011010101
321200200222111110021
42301220333003111
522100424430003
61211422225141
7133566141043
oct26150770325
97620874407
102980311253
11129a342a57
126b21251b1
133865ac9aa
14203b5d393
151269a52bd
hexb1a3f0d5

2980311253 has 8 divisors (see below), whose sum is σ = 3137825120. Its totient is φ = 2822862960.

The previous prime is 2980311251. The next prime is 2980311287. The reversal of 2980311253 is 3521130892.

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 2980311253 - 21 = 2980311251 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2980311251) 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 7 ways as a sum of consecutive naturals, for example, 97126 + ... + 124072.

It is an arithmetic number, because the mean of its divisors is an integer number (392228140).

Almost surely, 22980311253 is an apocalyptic number.

It is an amenable number.

2980311253 is a deficient number, since it is larger than the sum of its proper divisors (157513867).

2980311253 is a wasteful number, since it uses less digits than its factorization.

2980311253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32787.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 2980311253 is about 54592.2270382882. The cubic root of 2980311253 is about 1439.0875220001.

The spelling of 2980311253 in words is "two billion, nine hundred eighty million, three hundred eleven thousand, two hundred fifty-three".

Divisors: 1 19 5821 26947 110599 511993 156858487 2980311253