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159308983393 = 773311759263
BaseRepresentation
bin1001010001011110001…
…1100010110001100001
3120020012111221212102021
42110113203202301201
510102231044432033
6201104024221441
714336553005350
oct2242743426141
9506174855367
10159308983393
116162084a15a
1226a6030a881
131203b054461
1479d3c37997
154225e91b2d
hex25178e2c61

159308983393 has 8 divisors (see below), whose sum is σ = 184561484288. Its totient is φ = 134680001184.

The previous prime is 159308983391. The next prime is 159308983411. The reversal of 159308983393 is 393389803951.

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 159308983393 - 21 = 159308983391 is a prime.

It is a super-2 number, since 2×1593089833932 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (159308983391) 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, 155879121 + ... + 155880142.

It is an arithmetic number, because the mean of its divisors is an integer number (23070185536).

Almost surely, 2159308983393 is an apocalyptic number.

It is an amenable number.

159308983393 is a deficient number, since it is larger than the sum of its proper divisors (25252500895).

159308983393 is an equidigital number, since it uses as much as digits as its factorization.

159308983393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311759343.

The product of its (nonzero) digits is 18895680, while the sum is 61.

The spelling of 159308983393 in words is "one hundred fifty-nine billion, three hundred eight million, nine hundred eighty-three thousand, three hundred ninety-three".

Divisors: 1 7 73 511 311759263 2182314841 22758426199 159308983393