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2481033641 = 6173401917
BaseRepresentation
bin1001001111100001…
…1001000110101001
320101220111120022212
42103320121012221
520040121034031
61050105054505
7115324303142
oct22370310651
96356446285
102481033641
11106352a329
12592a87435
1330701b658
14197714ac9
15e7c3112b
hex93e191a9

2481033641 has 4 divisors (see below), whose sum is σ = 2481441732. Its totient is φ = 2480625552.

The previous prime is 2481033619. The next prime is 2481033647. The reversal of 2481033641 is 1463301842.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 26822041 + 2454211600 = 5179^2 + 49540^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2481033641 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2481033598 and 2481033607.

It is not an unprimeable number, because it can be changed into a prime (2481033647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194786 + ... + 207131.

It is an arithmetic number, because the mean of its divisors is an integer number (620360433).

Almost surely, 22481033641 is an apocalyptic number.

It is an amenable number.

2481033641 is a deficient number, since it is larger than the sum of its proper divisors (408091).

2481033641 is an equidigital number, since it uses as much as digits as its factorization.

2481033641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408090.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 2481033641 is about 49809.9753161954. The cubic root of 2481033641 is about 1353.7679174828.

The spelling of 2481033641 in words is "two billion, four hundred eighty-one million, thirty-three thousand, six hundred forty-one".

Divisors: 1 6173 401917 2481033641