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8045005157 = 74012866051
BaseRepresentation
bin1110111111000010…
…10000100101100101
3202202200002121100222
413133201100211211
5112434010131112
63410144214125
7403235262350
oct73741204545
922680077328
108045005157
1134592174a2
12168630a345
139b296cba7
14564661297
1532143a372
hex1df850965

8045005157 has 8 divisors (see below), whose sum is σ = 9217223232. Its totient is φ = 6878520000.

The previous prime is 8045005153. The next prime is 8045005187. The reversal of 8045005157 is 7515005408.

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 8045005157 - 22 = 8045005153 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8045005153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1430219 + ... + 1435832.

It is an arithmetic number, because the mean of its divisors is an integer number (1152152904).

Almost surely, 28045005157 is an apocalyptic number.

It is an amenable number.

8045005157 is a deficient number, since it is larger than the sum of its proper divisors (1172218075).

8045005157 is a wasteful number, since it uses less digits than its factorization.

8045005157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2866459.

The product of its (nonzero) digits is 28000, while the sum is 35.

The square root of 8045005157 is about 89693.9527337267. The cubic root of 8045005157 is about 2003.7434187865.

The spelling of 8045005157 in words is "eight billion, forty-five million, five thousand, one hundred fifty-seven".

Divisors: 1 7 401 2807 2866051 20062357 1149286451 8045005157