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4661151001 = 131721091181
BaseRepresentation
bin1000101011101001…
…11000010100011001
3110000211210000010021
410111310320110121
534021223313001
62050304350441
7223336062343
oct42564702431
913024700107
104661151001
111a82109811
12aa1015421
135938ab120
14323098293
151c4321ba1
hex115d38519

4661151001 has 8 divisors (see below), whose sum is σ = 5314977864. Its totient is φ = 4049506560.

The previous prime is 4661150999. The next prime is 4661151007. The reversal of 4661151001 is 1001511664.

It can be written as a sum of positive squares in 4 ways, for example, as 262278025 + 4398872976 = 16195^2 + 66324^2 .

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 4661151001 - 21 = 4661150999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4661151007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10545370 + ... + 10545811.

It is an arithmetic number, because the mean of its divisors is an integer number (664372233).

Almost surely, 24661151001 is an apocalyptic number.

It is an amenable number.

4661151001 is a deficient number, since it is larger than the sum of its proper divisors (653826863).

4661151001 is a wasteful number, since it uses less digits than its factorization.

4661151001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21091211.

The product of its (nonzero) digits is 720, while the sum is 25.

The square root of 4661151001 is about 68272.6226316230. The cubic root of 4661151001 is about 1670.4406788797.

Adding to 4661151001 its reverse (1001511664), we get a palindrome (5662662665).

The spelling of 4661151001 in words is "four billion, six hundred sixty-one million, one hundred fifty-one thousand, one".

Divisors: 1 13 17 221 21091181 274185353 358550077 4661151001