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1925052097 = 6472975351
BaseRepresentation
bin111001010111101…
…1111011011000001
311222011022210000211
41302233133123001
512420303131342
6515004314121
765463446533
oct16257373301
94864283024
101925052097
118a8707151
12458842941
13248a956a7
14143949853
15b400ac17
hex72bdf6c1

1925052097 has 4 divisors (see below), whose sum is σ = 1928028096. Its totient is φ = 1922076100.

The previous prime is 1925052083. The next prime is 1925052109. The reversal of 1925052097 is 7902505291.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1925052097 - 215 = 1925019329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1925052197) 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 3 ways as a sum of consecutive naturals, for example, 1487029 + ... + 1488322.

It is an arithmetic number, because the mean of its divisors is an integer number (482007024).

Almost surely, 21925052097 is an apocalyptic number.

It is an amenable number.

1925052097 is a deficient number, since it is larger than the sum of its proper divisors (2975999).

1925052097 is an equidigital number, since it uses as much as digits as its factorization.

1925052097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2975998.

The product of its (nonzero) digits is 56700, while the sum is 40.

The square root of 1925052097 is about 43875.4156333590. The cubic root of 1925052097 is about 1243.9821892816.

The spelling of 1925052097 in words is "one billion, nine hundred twenty-five million, fifty-two thousand, ninety-seven".

Divisors: 1 647 2975351 1925052097