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12272060051 = 97241524963
BaseRepresentation
bin10110110110111100…
…01100011010010011
31011200021001020120122
423123132030122103
5200113121410201
65345424500455
7613053534506
oct133336143223
934607036518
1012272060051
115228292399
122465a7a72b
13120762c1c4
14845bdb13d
154bc5b0e1b
hex2db78c693

12272060051 has 8 divisors (see below), whose sum is σ = 12450046224. Its totient is φ = 12095124480.

The previous prime is 12272060033. The next prime is 12272060077. The reversal of 12272060051 is 15006027221.

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-12272060051 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12272060051.

It is not an unprimeable number, because it can be changed into a prime (12272065051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239105 + ... + 285858.

It is an arithmetic number, because the mean of its divisors is an integer number (1556255778).

Almost surely, 212272060051 is an apocalyptic number.

12272060051 is a deficient number, since it is larger than the sum of its proper divisors (177986173).

12272060051 is an equidigital number, since it uses as much as digits as its factorization.

12272060051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525301.

The product of its (nonzero) digits is 1680, while the sum is 26.

Adding to 12272060051 its reverse (15006027221), we get a palindrome (27278087272).

The spelling of 12272060051 in words is "twelve billion, two hundred seventy-two million, sixty thousand, fifty-one".

Divisors: 1 97 241 23377 524963 50921411 126516083 12272060051