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61061068341 = 32713193923981
BaseRepresentation
bin111000110111100001…
…011111011000110101
312211121110011122212200
4320313201133120311
52000023113141331
644015010335113
74261102342260
oct706741373065
9184543148780
1061061068341
1123994421449
12ba0128a499
1359b1529690
142d53779cd7
1518c59985e6
hexe3785f635

61061068341 has 48 divisors (see below), whose sum is σ = 114266355840. Its totient is φ = 30512868480.

The previous prime is 61061068319. The next prime is 61061068399. The reversal of 61061068341 is 14386016016.

61061068341 is a `hidden beast` number, since 6 + 1 + 0 + 610 + 6 + 8 + 34 + 1 = 666.

It is not a de Polignac number, because 61061068341 - 213 = 61061060149 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 61061068296 and 61061068305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61061068241) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1946430 + ... + 1977551.

It is an arithmetic number, because the mean of its divisors is an integer number (2380549080).

Almost surely, 261061068341 is an apocalyptic number.

It is an amenable number.

61061068341 is a deficient number, since it is larger than the sum of its proper divisors (53205287499).

61061068341 is a wasteful number, since it uses less digits than its factorization.

61061068341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3924026 (or 3924023 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The spelling of 61061068341 in words is "sixty-one billion, sixty-one million, sixty-eight thousand, three hundred forty-one".

Divisors: 1 3 7 9 13 19 21 39 57 63 91 117 133 171 247 273 399 741 819 1197 1729 2223 5187 15561 3923981 11771943 27467867 35315829 51011753 74555639 82403601 153035259 223666917 247210803 357082271 459105777 521889473 671000751 969223307 1071246813 1565668419 2907669921 3213740439 4697005257 6784563149 8723009763 20353689447 61061068341