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157050769201 = 557281958293
BaseRepresentation
bin1001001001000011110…
…1001000111100110001
3120000101010201200220121
42102100331020330301
510033114444103301
6200051555010241
714226602340454
oct2222075107461
9500333650817
10157050769201
1160672079437
122652bb99981
1311a6b24c941
14785bd6549b
154142ac63a1
hex2490f48f31

157050769201 has 4 divisors (see below), whose sum is σ = 157332728052. Its totient is φ = 156768810352.

The previous prime is 157050769189. The next prime is 157050769229. The reversal of 157050769201 is 102967050751.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6336000801 + 150714768400 = 79599^2 + 388220^2 .

It is a cyclic number.

It is not a de Polignac number, because 157050769201 - 215 = 157050736433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (157050760201) 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 3 ways as a sum of consecutive naturals, for example, 140978590 + ... + 140979703.

It is an arithmetic number, because the mean of its divisors is an integer number (39333182013).

Almost surely, 2157050769201 is an apocalyptic number.

It is an amenable number.

157050769201 is a deficient number, since it is larger than the sum of its proper divisors (281958851).

157050769201 is an equidigital number, since it uses as much as digits as its factorization.

157050769201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281958850.

The product of its (nonzero) digits is 132300, while the sum is 43.

The spelling of 157050769201 in words is "one hundred fifty-seven billion, fifty million, seven hundred sixty-nine thousand, two hundred one".

Divisors: 1 557 281958293 157050769201