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9490880949 = 311287602453
BaseRepresentation
bin10001101011011001…
…10101100110110101
3220111102202201002020
420311230311212311
5123414131142244
64205434303353
7454123104564
oct106554654665
926442681066
109490880949
11403039a370
121a0a587b59
13b833917b4
146606b5bdb
153a8342d19
hex235b359b5

9490880949 has 8 divisors (see below), whose sum is σ = 13804917792. Its totient is φ = 5752049040.

The previous prime is 9490880881. The next prime is 9490881013.

9490880949 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 9490880949 - 27 = 9490880821 is a prime.

It is a super-2 number, since 2×94908809492 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9490880892 and 9490880901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9490880549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143801194 + ... + 143801259.

It is an arithmetic number, because the mean of its divisors is an integer number (1725614724).

Almost surely, 29490880949 is an apocalyptic number.

It is an amenable number.

9490880949 is a deficient number, since it is larger than the sum of its proper divisors (4314036843).

9490880949 is a wasteful number, since it uses less digits than its factorization.

9490880949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287602467.

The product of its (nonzero) digits is 6718464, while the sum is 60.

The square root of 9490880949 is about 97421.1524721403. The cubic root of 9490880949 is about 2117.2339139320.

The spelling of 9490880949 in words is "nine billion, four hundred ninety million, eight hundred eighty thousand, nine hundred forty-nine".

Divisors: 1 3 11 33 287602453 862807359 3163626983 9490880949