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BaseRepresentation
bin10010110111111101110100…
…001011011111111111110011
3101212220202100010112210202100
4102313331310023133333303
541340022040204221431
6452314343221551443
723325221364535566
oct2267756413377763
9355822303483670
1083010782101491
11244a47474562a2
129388066b75583
133741b6340671a
14166da5983a4dd
1598e47aa294e6
hex4b7f742dfff3

83010782101491 has 12 divisors (see below), whose sum is σ = 119911139835760. Its totient is φ = 55337439800880.

The previous prime is 83010782101459. The next prime is 83010782101517. The reversal of 83010782101491 is 19410128701038.

It is a happy number.

83010782101491 is a `hidden beast` number, since 8 + 30 + 107 + 8 + 21 + 0 + 1 + 491 = 666.

It is not a de Polignac number, because 83010782101491 - 25 = 83010782101459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83010782108491) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 256629400 + ... + 256952661.

Almost surely, 283010782101491 is an apocalyptic number.

83010782101491 is a deficient number, since it is larger than the sum of its proper divisors (36900357734269).

83010782101491 is a wasteful number, since it uses less digits than its factorization.

83010782101491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513600026 (or 513600023 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 45.

The spelling of 83010782101491 in words is "eighty-three trillion, ten billion, seven hundred eighty-two million, one hundred one thousand, four hundred ninety-one".