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2001220069295 = 59710181405287
BaseRepresentation
bin11101000111110010000…
…000101110011110101111
321002022111110121210101202
4131013302000232132233
5230241444314204140
64131203043200115
7264404045631266
oct35076200563657
97068443553352
102001220069295
11701792614a17
12283a2467603b
13116939264675
146cc069255dd
15370ca17e915
hex1d1f202e7af

2001220069295 has 16 divisors (see below), whose sum is σ = 2426465740608. Its totient is φ = 1584311608320.

The previous prime is 2001220069249. The next prime is 2001220069333. The reversal of 2001220069295 is 5929600221002.

It is not a de Polignac number, because 2001220069295 - 210 = 2001220068271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4735142 + ... + 5140428.

It is an arithmetic number, because the mean of its divisors is an integer number (151654108788).

Almost surely, 22001220069295 is an apocalyptic number.

2001220069295 is a deficient number, since it is larger than the sum of its proper divisors (425245671313).

2001220069295 is a wasteful number, since it uses less digits than its factorization.

2001220069295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415570.

The product of its (nonzero) digits is 38880, while the sum is 38.

The spelling of 2001220069295 in words is "two trillion, one billion, two hundred twenty million, sixty-nine thousand, two hundred ninety-five".

Divisors: 1 5 97 485 10181 50905 405287 987557 2026435 4937785 39312839 196564195 4126226947 20631134735 400244013859 2001220069295