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93538141 = 317295073
BaseRepresentation
bin1011001001101…
…00011101011101
320112000020012121
411210310131131
5142421210031
613140502541
72214026644
oct544643535
9215006177
1093538141
1148888654
12273aaa51
13164c0518
14c5cc35b
15832a011
hex593475d

93538141 has 4 divisors (see below), whose sum is σ = 93833532. Its totient is φ = 93242752.

The previous prime is 93538127. The next prime is 93538153. The reversal of 93538141 is 14183539.

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 6022116 + 87516025 = 2454^2 + 9355^2 .

It is a cyclic number.

It is not a de Polignac number, because 93538141 - 29 = 93537629 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 93538097 and 93538106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (93538741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147220 + ... + 147853.

It is an arithmetic number, because the mean of its divisors is an integer number (23458383).

Almost surely, 293538141 is an apocalyptic number.

It is an amenable number.

93538141 is a deficient number, since it is larger than the sum of its proper divisors (295391).

93538141 is a wasteful number, since it uses less digits than its factorization.

93538141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295390.

The product of its digits is 12960, while the sum is 34.

The square root of 93538141 is about 9671.5118259763. The cubic root of 93538141 is about 453.9376915790.

The spelling of 93538141 in words is "ninety-three million, five hundred thirty-eight thousand, one hundred forty-one".

Divisors: 1 317 295073 93538141