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61298995341 = 352139218807
BaseRepresentation
bin111001000101101101…
…000111000010001101
312212020000212121100210
4321011231013002031
52001020020322331
644054350113033
74300021602063
oct710555070215
9185200777323
1061298995341
1123aa6759531
12ba68aab779
135a1b902a9c
142d771d2033
1518db7e5446
hexe45b4708d

61298995341 has 8 divisors (see below), whose sum is σ = 81888871104. Its totient is φ = 40787558240.

The previous prime is 61298995339. The next prime is 61298995441. The reversal of 61298995341 is 14359989216.

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 61298995341 - 21 = 61298995339 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61298995441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19607841 + ... + 19610966.

It is an arithmetic number, because the mean of its divisors is an integer number (10236108888).

Almost surely, 261298995341 is an apocalyptic number.

It is an amenable number.

61298995341 is a deficient number, since it is larger than the sum of its proper divisors (20589875763).

61298995341 is a wasteful number, since it uses less digits than its factorization.

61298995341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39219331.

The product of its digits is 4199040, while the sum is 57.

The spelling of 61298995341 in words is "sixty-one billion, two hundred ninety-eight million, nine hundred ninety-five thousand, three hundred forty-one".

Divisors: 1 3 521 1563 39218807 117656421 20432998447 61298995341