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8038324901 = 23349492387
BaseRepresentation
bin1110111110001111…
…10001101010100101
3202202012112012210002
413133013301222211
5112430302344101
63405345111045
7403124430365
oct73707615245
922665465702
108038324901
113455474522
121684028485
139b1471389
145638029a5
15320a6ad6b
hex1df1f1aa5

8038324901 has 4 divisors (see below), whose sum is σ = 8387817312. Its totient is φ = 7688832492.

The previous prime is 8038324859. The next prime is 8038324907. The reversal of 8038324901 is 1094238308.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8038324901 - 222 = 8034130597 is a prime.

It is a super-2 number, since 2×80383249012 (a number of 21 digits) 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 (8038324907) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 174746171 + ... + 174746216.

It is an arithmetic number, because the mean of its divisors is an integer number (2096954328).

Almost surely, 28038324901 is an apocalyptic number.

It is an amenable number.

8038324901 is a deficient number, since it is larger than the sum of its proper divisors (349492411).

8038324901 is a wasteful number, since it uses less digits than its factorization.

8038324901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349492410.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 8038324901 is about 89656.7058339754. The cubic root of 8038324901 is about 2003.1886552870.

The spelling of 8038324901 in words is "eight billion, thirty-eight million, three hundred twenty-four thousand, nine hundred one".

Divisors: 1 23 349492387 8038324901