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39020148 = 22321957047
BaseRepresentation
bin1001010011011…
…0011001110100
32201102102120200
42110312121310
534442121043
63512200500
7652444236
oct224663164
981372520
1039020148
1120031462
1211099130
13811285b
14527a256
15365b7d3
hex2536674

39020148 has 36 divisors (see below), whose sum is σ = 103827360. Its totient is φ = 12321936.

The previous prime is 39020141. The next prime is 39020171. The reversal of 39020148 is 84102093.

39020148 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39020141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27840 + ... + 29207.

Almost surely, 239020148 is an apocalyptic number.

39020148 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

39020148 is an abundant number, since it is smaller than the sum of its proper divisors (64807212).

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

39020148 is a wasteful number, since it uses less digits than its factorization.

39020148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57076 (or 57071 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 39020148 is about 6246.6109211316. The cubic root of 39020148 is about 339.1795326479.

The spelling of 39020148 in words is "thirty-nine million, twenty thousand, one hundred forty-eight".

Divisors: 1 2 3 4 6 9 12 18 19 36 38 57 76 114 171 228 342 684 57047 114094 171141 228188 342282 513423 684564 1026846 1083893 2053692 2167786 3251679 4335572 6503358 9755037 13006716 19510074 39020148