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3020052025 = 522923792
BaseRepresentation
bin1011010000000010…
…0101011000111001
321210110202112112201
42310000211120321
522141113131100
61215402110201
7134561006254
oct26400453071
97713675481
103020052025
11130a816871
127034ab361
133918b5543
1420914609b
1512a20536a
hexb4025639

3020052025 has 27 divisors (see below), whose sum is σ = 3888711021. Its totient is φ = 2326574880.

The previous prime is 3020052017. The next prime is 3020052037. The reversal of 3020052025 is 5202500203.

The square root of 3020052025 is 54955.

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

It can be written as a sum of positive squares in 4 ways, for example, as 41512249 + 2978539776 = 6443^2 + 54576^2 .

It is not a de Polignac number, because 3020052025 - 23 = 3020052017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3020051993 and 3020052011.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 7968286 + ... + 7968664.

Almost surely, 23020052025 is an apocalyptic number.

3020052025 is the 54955-th square number.

3020052025 is the 27478-th centered octagonal number.

It is an amenable number.

3020052025 is a deficient number, since it is larger than the sum of its proper divisors (868658996).

3020052025 is an frugal number, since it uses more digits than its factorization.

3020052025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 826 (or 413 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 19.

The cubic root of 3020052025 is about 1445.4557735018.

Adding to 3020052025 its reverse (5202500203), we get a palindrome (8222552228).

The spelling of 3020052025 in words is "three billion, twenty million, fifty-two thousand, twenty-five".

Divisors: 1 5 25 29 145 379 725 841 1895 4205 9475 10991 21025 54955 143641 274775 318739 718205 1593695 3591025 4165589 7968475 20827945 104139725 120802081 604010405 3020052025