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320083142997 = 37311717124739
BaseRepresentation
bin1001010100001100111…
…00010010100101010101
31010121012010220101202010
410222012130102211111
520221012241033442
6403013312334433
732060646552552
oct4520634224525
91117163811663
10320083142997
11113823653942
125204b244419
13242507c7387
14116c64aba29
1584d589eb9c
hex4a86712955

320083142997 has 16 divisors (see below), whose sum is σ = 432664182720. Its totient is φ = 210445978752.

The previous prime is 320083142983. The next prime is 320083143013. The reversal of 320083142997 is 799241380023.

It is not a de Polignac number, because 320083142997 - 28 = 320083142741 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320083142917) 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 15 ways as a sum of consecutive naturals, for example, 2503654 + ... + 2628392.

It is an arithmetic number, because the mean of its divisors is an integer number (27041511420).

Almost surely, 2320083142997 is an apocalyptic number.

It is an amenable number.

320083142997 is a deficient number, since it is larger than the sum of its proper divisors (112581039723).

320083142997 is a wasteful number, since it uses less digits than its factorization.

320083142997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136532.

The product of its (nonzero) digits is 653184, while the sum is 48.

The spelling of 320083142997 in words is "three hundred twenty billion, eighty-three million, one hundred forty-two thousand, nine hundred ninety-seven".

Divisors: 1 3 73 219 11717 35151 124739 374217 855341 2566023 9105947 27317841 1461566863 4384700589 106694380999 320083142997