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61141393 = 3110311913
BaseRepresentation
bin1110100100111…
…1000110010001
311021001022020001
43221033012101
5111123011033
610022250001
71341456535
oct351170621
9137038201
1061141393
1131570485
1218586901
13c889651
148197bc5
15557ae7d
hex3a4f191

61141393 has 8 divisors (see below), whose sum is σ = 63207936. Its totient is φ = 59080800.

The previous prime is 61141391. The next prime is 61141403. The reversal of 61141393 is 39314116.

61141393 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 61141393 - 21 = 61141391 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61141391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31005 + ... + 32917.

It is an arithmetic number, because the mean of its divisors is an integer number (7900992).

Almost surely, 261141393 is an apocalyptic number.

It is an amenable number.

61141393 is a deficient number, since it is larger than the sum of its proper divisors (2066543).

61141393 is a wasteful number, since it uses less digits than its factorization.

61141393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2975.

The product of its digits is 1944, while the sum is 28.

The square root of 61141393 is about 7819.2961959501. The cubic root of 61141393 is about 393.9536328749.

The spelling of 61141393 in words is "sixty-one million, one hundred forty-one thousand, three hundred ninety-three".

Divisors: 1 31 1031 1913 31961 59303 1972303 61141393