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1980060107 = 3795224433
BaseRepresentation
bin111011000000101…
…0101000111001011
312002222211110211112
41312001111013023
513023343410412
6524251320535
7100032142664
oct16601250713
95088743745
101980060107
11926768513
1247315014b
132572b53cc
1414ad8836b
15b8c74722
hex760551cb

1980060107 has 4 divisors (see below), whose sum is σ = 1985284920. Its totient is φ = 1974835296.

The previous prime is 1980060073. The next prime is 1980060113. The reversal of 1980060107 is 7010600891.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7010600891 = 71001514413.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1980060107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1980060007) 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, 2611838 + ... + 2612595.

It is an arithmetic number, because the mean of its divisors is an integer number (496321230).

Almost surely, 21980060107 is an apocalyptic number.

1980060107 is a deficient number, since it is larger than the sum of its proper divisors (5224813).

1980060107 is an equidigital number, since it uses as much as digits as its factorization.

1980060107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5224812.

The product of its (nonzero) digits is 3024, while the sum is 32.

The square root of 1980060107 is about 44497.8663196338. The cubic root of 1980060107 is about 1255.7199420464.

Adding to 1980060107 its reverse (7010600891), we get a palindrome (8990660998).

The spelling of 1980060107 in words is "one billion, nine hundred eighty million, sixty thousand, one hundred seven".

Divisors: 1 379 5224433 1980060107