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1925060042 = 2171512571459
BaseRepresentation
bin111001010111110…
…0001010111001010
311222011100011221002
41302233201113022
512420303410132
6515004415002
765463511643
oct16257412712
94864304832
101925060042
118a8712114
12458847462
13248a991a9
1414394c6ca
15b400d262
hex72be15ca

1925060042 has 32 divisors (see below), whose sum is σ = 3091789440. Its totient is φ = 895795200.

The previous prime is 1925059973. The next prime is 1925060063. The reversal of 1925060042 is 2400605291.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1925059987 and 1925060014.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1318709 + ... + 1320167.

It is an arithmetic number, because the mean of its divisors is an integer number (96618420).

Almost surely, 21925060042 is an apocalyptic number.

1925060042 is a deficient number, since it is larger than the sum of its proper divisors (1166729398).

1925060042 is a wasteful number, since it uses less digits than its factorization.

1925060042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1886.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 1925060042 is about 43875.5061737184. The cubic root of 1925060042 is about 1243.9839006508.

Subtracting 1925060042 from its reverse (2400605291), we obtain a square (475545249 = 218072).

The spelling of 1925060042 in words is "one billion, nine hundred twenty-five million, sixty thousand, forty-two".

Divisors: 1 2 17 34 151 257 302 514 1459 2567 2918 4369 5134 8738 24803 38807 49606 77614 220309 374963 440618 659719 749926 1319438 3745253 6374371 7490506 12748742 56619413 113238826 962530021 1925060042