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5021295805 = 51197183891
BaseRepresentation
bin1001010110100101…
…01110010010111101
3110221221110020220201
410223102232102331
540240422431210
62150131443501
7235301211241
oct45322562275
913857406821
105021295805
112147432949
12b81756591
136203a6a66
14358c46421
151e5c6153a
hex12b4ae4bd

5021295805 has 8 divisors (see below), whose sum is σ = 6026130144. Its totient is φ = 4016653200.

The previous prime is 5021295793. The next prime is 5021295809. The reversal of 5021295805 is 5085921205.

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

It is not a de Polignac number, because 5021295805 - 231 = 2873812157 is a prime.

It is a super-2 number, since 2×50212958052 = 50426823122621196050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5021295809) 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, 17910 + ... + 101800.

It is an arithmetic number, because the mean of its divisors is an integer number (753266268).

Almost surely, 25021295805 is an apocalyptic number.

It is an amenable number.

5021295805 is a deficient number, since it is larger than the sum of its proper divisors (1004834339).

5021295805 is a wasteful number, since it uses less digits than its factorization.

5021295805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95867.

The product of its (nonzero) digits is 36000, while the sum is 37.

The square root of 5021295805 is about 70861.1022000082. The cubic root of 5021295805 is about 1712.4001957926.

The spelling of 5021295805 in words is "five billion, twenty-one million, two hundred ninety-five thousand, eight hundred five".

Divisors: 1 5 11971 59855 83891 419455 1004259161 5021295805