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61007027675 = 5211221843737
BaseRepresentation
bin111000110100010011…
…010101110111011011
312211110200111010000112
4320310103111313123
51444420244341200
644005400154535
74256545115306
oct706423256733
9184420433015
1061007027675
1123966970940
12b9a7168a4b
1359a3288059
142d4a50db3d
1518c0d71535
hexe344d5ddb

61007027675 has 12 divisors (see below), whose sum is σ = 82525870536. Its totient is φ = 44368747200.

The previous prime is 61007027671. The next prime is 61007027687. The reversal of 61007027675 is 57672070016.

It is not a de Polignac number, because 61007027675 - 22 = 61007027671 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61007027671) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 110921594 + ... + 110922143.

It is an arithmetic number, because the mean of its divisors is an integer number (6877155878).

Almost surely, 261007027675 is an apocalyptic number.

61007027675 is a deficient number, since it is larger than the sum of its proper divisors (21518842861).

61007027675 is a wasteful number, since it uses less digits than its factorization.

61007027675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221843758 (or 221843753 counting only the distinct ones).

The product of its (nonzero) digits is 123480, while the sum is 41.

The spelling of 61007027675 in words is "sixty-one billion, seven million, twenty-seven thousand, six hundred seventy-five".

Divisors: 1 5 11 25 55 275 221843737 1109218685 2440281107 5546093425 12201405535 61007027675