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1925086968 = 233273819617
BaseRepresentation
bin111001010111110…
…0111111011111000
311222011101112212100
41302233213323320
512420310240333
6515005143400
765463653310
oct16257477370
94864345770
101925086968
118a8730372
1245885ab60
13248aa851c
14143958440
15b4016213
hex72be7ef8

1925086968 has 48 divisors (see below), whose sum is σ = 5958604080. Its totient is φ = 550024704.

The previous prime is 1925086957. The next prime is 1925086979. The reversal of 1925086968 is 8696805291.

It is a happy number.

1925086968 is a `hidden beast` number, since 19 + 2 + 508 + 69 + 68 = 666.

It is an interprime number because it is at equal distance from previous prime (1925086957) and next prime (1925086979).

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1909305 + ... + 1910312.

It is an arithmetic number, because the mean of its divisors is an integer number (124137585).

Almost surely, 21925086968 is an apocalyptic number.

1925086968 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1925086968 is an abundant number, since it is smaller than the sum of its proper divisors (4033517112).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1925086968 is a wasteful number, since it uses less digits than its factorization.

1925086968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3819636 (or 3819629 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 54.

The square root of 1925086968 is about 43875.8130181083. The cubic root of 1925086968 is about 1243.9897005313.

The spelling of 1925086968 in words is "one billion, nine hundred twenty-five million, eighty-six thousand, nine hundred sixty-eight".

Divisors: 1 2 3 4 6 7 8 9 12 14 18 21 24 28 36 42 56 63 72 84 126 168 252 504 3819617 7639234 11458851 15278468 22917702 26737319 30556936 34376553 45835404 53474638 68753106 80211957 91670808 106949276 137506212 160423914 213898552 240635871 275012424 320847828 481271742 641695656 962543484 1925086968