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61050151109 = 1911279124989
BaseRepresentation
bin111000110110110111…
…110110000011000101
312211120200122000020202
4320312313312003011
52000012314313414
644013540340245
74260610502513
oct706667660305
9184520560222
1061050151109
1123989245142
12b9b96a4685
1359ac1a648c
142d521374b3
1518c4a3d9de
hexe36df60c5

61050151109 has 8 divisors (see below), whose sum is σ = 61377039360. Its totient is φ = 60723338800.

The previous prime is 61050151073. The next prime is 61050151111. The reversal of 61050151109 is 90115105016.

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 61050151109 - 28 = 61050150853 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 (61050151159) 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, 2430587 + ... + 2455575.

It is an arithmetic number, because the mean of its divisors is an integer number (7672129920).

Almost surely, 261050151109 is an apocalyptic number.

It is an amenable number.

61050151109 is a deficient number, since it is larger than the sum of its proper divisors (326888251).

61050151109 is a wasteful number, since it uses less digits than its factorization.

61050151109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37971.

The product of its (nonzero) digits is 1350, while the sum is 29.

The spelling of 61050151109 in words is "sixty-one billion, fifty million, one hundred fifty-one thousand, one hundred nine".

Divisors: 1 191 12791 24989 2443081 4772899 319634299 61050151109