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61232093 = 134710161
BaseRepresentation
bin1110100110010…
…1001111011101
311021012220122022
43221211033131
5111133411333
610024225525
71342315136
oct351451735
9137186568
1061232093
113162263a
121860b2a5
13c8bba10
1481bcc8d
155597c98
hex3a653dd

61232093 has 4 divisors (see below), whose sum is σ = 65942268. Its totient is φ = 56521920.

The previous prime is 61232069. The next prime is 61232107. The reversal of 61232093 is 39023216.

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 22829284 + 38402809 = 4778^2 + 6197^2 .

It is not a de Polignac number, because 61232093 - 214 = 61215709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61232063) 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, 2355068 + ... + 2355093.

It is an arithmetic number, because the mean of its divisors is an integer number (16485567).

Almost surely, 261232093 is an apocalyptic number.

It is an amenable number.

61232093 is a deficient number, since it is larger than the sum of its proper divisors (4710175).

61232093 is a wasteful number, since it uses less digits than its factorization.

61232093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4710174.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 61232093 is about 7825.0938013547. The cubic root of 61232093 is about 394.1483397047.

The spelling of 61232093 in words is "sixty-one million, two hundred thirty-two thousand, ninety-three".

Divisors: 1 13 4710161 61232093