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6441262201 = 11647905053
BaseRepresentation
bin1011111111110110…
…11101110001111001
3121121220101000121201
411333323131301321
5101142430342301
62543054334201
7315422553043
oct57773356171
917556330551
106441262201
112805a196a0
1212b91ba361
137b862656a
14451674a93
1527a74c201
hex17feddc79

6441262201 has 8 divisors (see below), whose sum is σ = 7037699904. Its totient is φ = 5846635920.

The previous prime is 6441262187. The next prime is 6441262207. The reversal of 6441262201 is 1022621446.

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 6441262201 - 219 = 6440737913 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6441262201.

It is not an unprimeable number, because it can be changed into a prime (6441262207) 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, 445410 + ... + 459643.

It is an arithmetic number, because the mean of its divisors is an integer number (879712488).

Almost surely, 26441262201 is an apocalyptic number.

It is an amenable number.

6441262201 is a deficient number, since it is larger than the sum of its proper divisors (596437703).

6441262201 is a wasteful number, since it uses less digits than its factorization.

6441262201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 905711.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 6441262201 is about 80257.4744245045. The cubic root of 6441262201 is about 1860.6170343666.

Adding to 6441262201 its reverse (1022621446), we get a palindrome (7463883647).

The spelling of 6441262201 in words is "six billion, four hundred forty-one million, two hundred sixty-two thousand, two hundred one".

Divisors: 1 11 647 7117 905053 9955583 585569291 6441262201