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96991141 = 137460857
BaseRepresentation
bin1011100011111…
…11011110100101
320202111122211111
411301333132211
5144312204031
613342505021
72255261002
oct561773645
9222448744
1096991141
114a826975
1228595171
131712c110
14cc4a8a9
1587ad1b1
hex5c7f7a5

96991141 has 4 divisors (see below), whose sum is σ = 104452012. Its totient is φ = 89530272.

The previous prime is 96991133. The next prime is 96991211. The reversal of 96991141 is 14119969.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 22600516 + 74390625 = 4754^2 + 8625^2 .

It is not a de Polignac number, because 96991141 - 23 = 96991133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 96991094 and 96991103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (96991121) by changing a digit.

It is an upside-down number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3730416 + ... + 3730441.

It is an arithmetic number, because the mean of its divisors is an integer number (26113003).

Almost surely, 296991141 is an apocalyptic number.

It is an amenable number.

96991141 is a deficient number, since it is larger than the sum of its proper divisors (7460871).

96991141 is a wasteful number, since it uses less digits than its factorization.

96991141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7460870.

The product of its digits is 17496, while the sum is 40.

The square root of 96991141 is about 9848.4080439429. The cubic root of 96991141 is about 459.4561010096.

The spelling of 96991141 in words is "ninety-six million, nine hundred ninety-one thousand, one hundred forty-one".

Divisors: 1 13 7460857 96991141