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312002010023 = 11131216517703
BaseRepresentation
bin1001000101001001100…
…01001101101110100111
31002211022221211022022212
410202210301031232213
520102440003310043
6355155353514035
731353462220244
oct4424461155647
91084287738285
10312002010023
11110357001050
1250574a1291b
13235635182a2
141115b1245cb
1581b11ca018
hex48a4c4dba7

312002010023 has 8 divisors (see below), whose sum is σ = 342964043136. Its totient is φ = 281473012600.

The previous prime is 312002010013. The next prime is 312002010041. The reversal of 312002010023 is 320010200213.

It is a happy number.

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 312002010023 - 26 = 312002009959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312002010013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108257411 + ... + 108260292.

It is an arithmetic number, because the mean of its divisors is an integer number (42870505392).

Almost surely, 2312002010023 is an apocalyptic number.

312002010023 is a deficient number, since it is larger than the sum of its proper divisors (30962033113).

312002010023 is a wasteful number, since it uses less digits than its factorization.

312002010023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216517845.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 312002010023 its reverse (320010200213), we get a palindrome (632012210236).

The spelling of 312002010023 in words is "three hundred twelve billion, two million, ten thousand, twenty-three".

Divisors: 1 11 131 1441 216517703 2381694733 28363819093 312002010023