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61095894 = 2321148259
BaseRepresentation
bin1110100100001…
…1111111010110
311020221222210220
43221003333112
5111120032034
610021255210
71341210066
oct351037726
9136858726
1061095894
113153a282
1218564506
13c871a22
1481853a6
15556c749
hex3a43fd6

61095894 has 16 divisors (see below), whose sum is σ = 122773440. Its totient is φ = 20268360.

The previous prime is 61095883. The next prime is 61095899. The reversal of 61095894 is 49859016.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61095899) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22864 + ... + 25395.

It is an arithmetic number, because the mean of its divisors is an integer number (7673340).

Almost surely, 261095894 is an apocalyptic number.

61095894 is an abundant number, since it is smaller than the sum of its proper divisors (61677546).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61095894 is a wasteful number, since it uses less digits than its factorization.

61095894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48475.

The product of its (nonzero) digits is 77760, while the sum is 42.

The square root of 61095894 is about 7816.3862494122. The cubic root of 61095894 is about 393.8558870678.

The spelling of 61095894 in words is "sixty-one million, ninety-five thousand, eight hundred ninety-four".

Divisors: 1 2 3 6 211 422 633 1266 48259 96518 144777 289554 10182649 20365298 30547947 61095894