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1331110311139 = 7337575633161
BaseRepresentation
bin10011010111101100010…
…110110111010011100011
311201020211100220000011001
4103113230112313103203
5133302103214424024
62455300441332431
7165112103650060
oct23275426672343
94636740800131
101331110311139
11473580083434
12195b8a197117
13986a551057b
14485d7257c67
152495a270244
hex135ec5b74e3

1331110311139 has 8 divisors (see below), whose sum is σ = 1521314262368. Its totient is φ = 1140917693760.

The previous prime is 1331110311053. The next prime is 1331110311143. The reversal of 1331110311139 is 9311130111331.

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 1331110311139 - 221 = 1331108213987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1331110311149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2580282 + ... + 3052879.

It is an arithmetic number, because the mean of its divisors is an integer number (190164282796).

Almost surely, 21331110311139 is an apocalyptic number.

1331110311139 is a deficient number, since it is larger than the sum of its proper divisors (190203951229).

1331110311139 is an equidigital number, since it uses as much as digits as its factorization.

1331110311139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5666925.

The product of its (nonzero) digits is 729, while the sum is 28.

The spelling of 1331110311139 in words is "one trillion, three hundred thirty-one billion, one hundred ten million, three hundred eleven thousand, one hundred thirty-nine".

Divisors: 1 7 33757 236299 5633161 39432127 190158615877 1331110311139