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96312491 = 1132692
BaseRepresentation
bin1011011110110…
…01110010101011
320201020011220022
411233121302223
5144123444431
613320151055
72246433302
oct557316253
9221204808
1096312491
114a403000
122830848b
1316c52252
14cb11439
1586c707b
hex5bd9cab

96312491 has 12 divisors (see below), whose sum is σ = 106331784. Its totient is φ = 87231320.

The previous prime is 96312479. The next prime is 96312527. The reversal of 96312491 is 19421369.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is a de Polignac number, because none of the positive numbers 2k-96312491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (96312421) 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 11 ways as a sum of consecutive naturals, for example, 357905 + ... + 358173.

It is an arithmetic number, because the mean of its divisors is an integer number (8860982).

Almost surely, 296312491 is an apocalyptic number.

96312491 is a deficient number, since it is larger than the sum of its proper divisors (10019293).

96312491 is an frugal number, since it uses more digits than its factorization.

96312491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571 (or 280 counting only the distinct ones).

The product of its digits is 11664, while the sum is 35.

The square root of 96312491 is about 9813.8927546616. The cubic root of 96312491 is about 458.3819823916.

The spelling of 96312491 in words is "ninety-six million, three hundred twelve thousand, four hundred ninety-one".

Divisors: 1 11 121 269 1331 2959 32549 72361 358039 795971 8755681 96312491