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5215022501 = 13859467003
BaseRepresentation
bin1001101101101011…
…01110110110100101
3111110102222120222112
410312311232312211
541140021210001
62221252010405
7243142650143
oct46665566645
914412876875
105215022501
112236820657
121016600a05
13651575840
14376874593
15207c7bcbb
hex136d6eda5

5215022501 has 8 divisors (see below), whose sum is σ = 5622728160. Its totient is φ = 4808252592.

The previous prime is 5215022441. The next prime is 5215022509. The reversal of 5215022501 is 1052205125.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-5215022501 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 (5215022509) 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, 222335 + ... + 244668.

It is an arithmetic number, because the mean of its divisors is an integer number (702841020).

Almost surely, 25215022501 is an apocalyptic number.

It is an amenable number.

5215022501 is a deficient number, since it is larger than the sum of its proper divisors (407705659).

5215022501 is a wasteful number, since it uses less digits than its factorization.

5215022501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467875.

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 5215022501 is about 72215.1126911812. The cubic root of 5215022501 is about 1734.1449499838.

Adding to 5215022501 its reverse (1052205125), we get a palindrome (6267227626).

The spelling of 5215022501 in words is "five billion, two hundred fifteen million, twenty-two thousand, five hundred one".

Divisors: 1 13 859 11167 467003 6071039 401155577 5215022501