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39092140 = 2251954607
BaseRepresentation
bin1001010100011…
…1111110101100
32201120002100001
42111013332230
540001422030
63513514044
7653164153
oct225077654
981502301
1039092140
112008055a
1211112924
138139559
14529859a
153672cca
hex2547fac

39092140 has 12 divisors (see below), whose sum is σ = 82093536. Its totient is φ = 15636848.

The previous prime is 39092107. The next prime is 39092143. The reversal of 39092140 is 4129093.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 39092099 and 39092108.

It is not an unprimeable number, because it can be changed into a prime (39092143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 977284 + ... + 977323.

It is an arithmetic number, because the mean of its divisors is an integer number (6841128).

Almost surely, 239092140 is an apocalyptic number.

It is an amenable number.

39092140 is an abundant number, since it is smaller than the sum of its proper divisors (43001396).

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

39092140 is a wasteful number, since it uses less digits than its factorization.

39092140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1954616 (or 1954614 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 39092140 is about 6252.3707503634. The cubic root of 39092140 is about 339.3879994048.

The spelling of 39092140 in words is "thirty-nine million, ninety-two thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 1954607 3909214 7818428 9773035 19546070 39092140