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5001335645 = 5316272
BaseRepresentation
bin1001010100001101…
…00101001101011101
3110220112220011201112
410222012211031131
540220320220040
62144135551405
7234636436325
oct45206451535
913815804645
105001335645
11213713a549
12b76b2b565
13619208807
1435632c285
151e411c365
hex12a1a535d

5001335645 has 6 divisors (see below), whose sum is σ = 6001792542. Its totient is φ = 4000942008.

The previous prime is 5001335641. The next prime is 5001335663. The reversal of 5001335645 is 5465331005.

It can be written as a sum of positive squares in only one way, i.e., 4001068516 + 1000267129 = 63254^2 + 31627^2 .

It is not a de Polignac number, because 5001335645 - 22 = 5001335641 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5001335641) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 142322 + ... + 173948.

It is an arithmetic number, because the mean of its divisors is an integer number (1000298757).

Almost surely, 25001335645 is an apocalyptic number.

It is an amenable number.

5001335645 is a deficient number, since it is larger than the sum of its proper divisors (1000456897).

5001335645 is an frugal number, since it uses more digits than its factorization.

5001335645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63259 (or 31632 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 32.

The square root of 5001335645 is about 70720.1219243858. The cubic root of 5001335645 is about 1710.1281945091.

It can be divided in two parts, 50013 and 35645, that added together give a palindrome (85658).

The spelling of 5001335645 in words is "five billion, one million, three hundred thirty-five thousand, six hundred forty-five".

Divisors: 1 5 31627 158135 1000267129 5001335645