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33481241989 = 1319325941593
BaseRepresentation
bin11111001011101000…
…110011010110000101
310012102100212022121121
4133023220303112011
51022032144220424
623214151113541
72263460601256
oct371350632605
9105370768547
1033481241989
1113221319728
1265a49728b1
1332076946c0
141898922b2d
15d0e57cee4
hex7cba33585

33481241989 has 16 divisors (see below), whose sum is σ = 37967003200. Its totient is φ = 29269454976.

The previous prime is 33481241917. The next prime is 33481241999. The reversal of 33481241989 is 98914218433.

It is a cyclic number.

It is not a de Polignac number, because 33481241989 - 219 = 33480717701 is a prime.

It is a super-2 number, since 2×334812419892 (a number of 22 digits) 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 (33481241909) 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 15 ways as a sum of consecutive naturals, for example, 784177 + ... + 825769.

It is an arithmetic number, because the mean of its divisors is an integer number (2372937700).

Almost surely, 233481241989 is an apocalyptic number.

It is an amenable number.

33481241989 is a deficient number, since it is larger than the sum of its proper divisors (4485761211).

33481241989 is a wasteful number, since it uses less digits than its factorization.

33481241989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44884.

The product of its digits is 1492992, while the sum is 52.

The spelling of 33481241989 in words is "thirty-three billion, four hundred eighty-one million, two hundred forty-one thousand, nine hundred eighty-nine".

Divisors: 1 13 19 247 3259 41593 42367 61921 540709 790267 804973 10273471 135551587 1762170631 2575480153 33481241989