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60105060049 = 102715851919
BaseRepresentation
bin110111111110100010…
…100110111011010001
312202010211021102001011
4313332202212323101
51441043343410144
643340100010521
74225313403136
oct677642467321
9182124242034
1060105060049
1123543815251
12b795090a41
13588b452bb8
142ca280058d
15186baa6a34
hexdfe8a6ed1

60105060049 has 4 divisors (see below), whose sum is σ = 60110922240. Its totient is φ = 60099197860.

The previous prime is 60105060007. The next prime is 60105060101. The reversal of 60105060049 is 94006050106.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 60105060049 - 217 = 60104928977 is a prime.

It is a super-2 number, since 2×601050600492 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 60105060049.

It is not an unprimeable number, because it can be changed into a prime (60105060349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2915689 + ... + 2936230.

It is an arithmetic number, because the mean of its divisors is an integer number (15027730560).

Almost surely, 260105060049 is an apocalyptic number.

It is an amenable number.

60105060049 is a deficient number, since it is larger than the sum of its proper divisors (5862191).

60105060049 is a wasteful number, since it uses less digits than its factorization.

60105060049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5862190.

The product of its (nonzero) digits is 6480, while the sum is 31.

The spelling of 60105060049 in words is "sixty billion, one hundred five million, sixty thousand, forty-nine".

Divisors: 1 10271 5851919 60105060049