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1880602025 = 5275224081
BaseRepresentation
bin111000000010111…
…1011010110101001
311212001200110222212
41300011323112221
512322413231100
6510335454505
764413565511
oct16005732651
94761613885
101880602025
11885607155
12445987435
1323c801483
1413ba98841
15b017a635
hex7017b5a9

1880602025 has 6 divisors (see below), whose sum is σ = 2331946542. Its totient is φ = 1504481600.

The previous prime is 1880602013. The next prime is 1880602043. The reversal of 1880602025 is 5202060881.

It can be written as a sum of positive squares in 3 ways, for example, as 485056576 + 1395545449 = 22024^2 + 37357^2 .

It is not a de Polignac number, because 1880602025 - 28 = 1880601769 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1880601982 and 1880602000.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 37612016 + ... + 37612065.

It is an arithmetic number, because the mean of its divisors is an integer number (388657757).

Almost surely, 21880602025 is an apocalyptic number.

It is an amenable number.

1880602025 is a deficient number, since it is larger than the sum of its proper divisors (451344517).

1880602025 is an equidigital number, since it uses as much as digits as its factorization.

1880602025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75224091 (or 75224086 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 32.

The square root of 1880602025 is about 43365.9085572988. The cubic root of 1880602025 is about 1234.3328856219.

The spelling of 1880602025 in words is "one billion, eight hundred eighty million, six hundred two thousand, twenty-five".

Divisors: 1 5 25 75224081 376120405 1880602025