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60105051061 = 115992611789
BaseRepresentation
bin110111111110100010…
…100100101110110101
312202010211020221201021
4313332202210232311
51441043343113221
643340055501141
74225313335006
oct677642445665
9182124227637
1060105051061
1123543809520
12b7950877b1
13588b44ba93
142ca27db1ad
15186baa4041
hexdfe8a4bb5

60105051061 has 8 divisors (see below), whose sum is σ = 66680488800. Its totient is φ = 53714837040.

The previous prime is 60105051023. The next prime is 60105051073. The reversal of 60105051061 is 16015050106.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-60105051061 is a prime.

It is a super-2 number, since 2×601050510612 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60105051011) 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, 46305246 + ... + 46306543.

It is an arithmetic number, because the mean of its divisors is an integer number (8335061100).

Almost surely, 260105051061 is an apocalyptic number.

It is an amenable number.

60105051061 is a deficient number, since it is larger than the sum of its proper divisors (6575437739).

60105051061 is a wasteful number, since it uses less digits than its factorization.

60105051061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92611859.

The product of its (nonzero) digits is 900, while the sum is 25.

The spelling of 60105051061 in words is "sixty billion, one hundred five million, fifty-one thousand, sixty-one".

Divisors: 1 11 59 649 92611789 1018729679 5464095551 60105051061