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39013248 = 273283359
BaseRepresentation
bin1001010011010…
…0101110000000
32201102002010010
42110310232000
534441410443
63512104520
7652415151
oct224645600
981362103
1039013248
112002725a
1211095140
13810c681
145277928
153659733
hex2534b80

39013248 has 64 divisors (see below), whose sum is σ = 104284800. Its totient is φ = 12922368.

The previous prime is 39013231. The next prime is 39013277. The reversal of 39013248 is 84231093.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108493 + ... + 108851.

It is an arithmetic number, because the mean of its divisors is an integer number (1629450).

Almost surely, 239013248 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39013248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52142400).

39013248 is an abundant number, since it is smaller than the sum of its proper divisors (65271552).

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

39013248 is a wasteful number, since it uses less digits than its factorization.

39013248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659 (or 647 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 39013248 is about 6246.0585972275. The cubic root of 39013248 is about 339.1595389023.

The spelling of 39013248 in words is "thirty-nine million, thirteen thousand, two hundred forty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 64 96 128 192 283 359 384 566 718 849 1077 1132 1436 1698 2154 2264 2872 3396 4308 4528 5744 6792 8616 9056 11488 13584 17232 18112 22976 27168 34464 36224 45952 54336 68928 101597 108672 137856 203194 304791 406388 609582 812776 1219164 1625552 2438328 3251104 4876656 6502208 9753312 13004416 19506624 39013248