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1682211594001 = 12970012
BaseRepresentation
bin11000011110101011100…
…111111101111100010001
312221211002012220011121011
4120132223213331330101
5210030132132002001
63324444120330521
7232351525423411
oct30365347757421
95854065804534
101682211594001
11599470653904
12232035313a41
13c282a2bb753
145b5c3080641
152db58d0ed51
hex187ab9fdf11

1682211594001 has 3 divisors (see below), whose sum is σ = 1682212891003. Its totient is φ = 1682210297000.

The previous prime is 1682211593989. The next prime is 1682211594013. The reversal of 1682211594001 is 1004951122861.

The square root of 1682211594001 is 1297001.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is an interprime number because it is at equal distance from previous prime (1682211593989) and next prime (1682211594013).

It can be written as a sum of positive squares in only one way, i.e., 1028701034001 + 653510560000 = 1014249^2 + 808400^2 .

It is not a de Polignac number, because 1682211594001 - 219 = 1682211069713 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1682211594901) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 648501 + ... + 1945501.

Almost surely, 21682211594001 is an apocalyptic number.

1682211594001 is the 1297001-st square number.

1682211594001 is the 648501-st centered octagonal number.

It is an amenable number.

1682211594001 is a deficient number, since it is larger than the sum of its proper divisors (1297002).

1682211594001 is an frugal number, since it uses more digits than its factorization.

1682211594001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2594002 (or 1297001 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 40.

The spelling of 1682211594001 in words is "one trillion, six hundred eighty-two billion, two hundred eleven million, five hundred ninety-four thousand, one".

Divisors: 1 1297001 1682211594001