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49308568 = 23173741239
BaseRepresentation
bin1011110000011…
…0001110011000
310102210010122021
42330012032120
5100110333233
64520504224
71136054521
oct274061630
9112703567
1049308568
1125919291
121461b074
13a2a578a
146797848
1544dee2d
hex2f06398

49308568 has 64 divisors (see below), whose sum is σ = 103420800. Its totient is φ = 21934080.

The previous prime is 49308559. The next prime is 49308607. The reversal of 49308568 is 86580394.

It is a Smith number, since the sum of its digits (43) 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 15 ways as a sum of consecutive naturals, for example, 206193 + ... + 206431.

It is an arithmetic number, because the mean of its divisors is an integer number (1615950).

Almost surely, 249308568 is an apocalyptic number.

It is an amenable number.

49308568 is an abundant number, since it is smaller than the sum of its proper divisors (54112232).

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

49308568 is a wasteful number, since it uses less digits than its factorization.

49308568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340 (or 336 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 43.

The square root of 49308568 is about 7022.0059811994. The cubic root of 49308568 is about 366.6970898540.

The spelling of 49308568 in words is "forty-nine million, three hundred eight thousand, five hundred sixty-eight".

Divisors: 1 2 4 8 17 34 37 41 68 74 82 136 148 164 239 296 328 478 629 697 956 1258 1394 1517 1912 2516 2788 3034 4063 5032 5576 6068 8126 8843 9799 12136 16252 17686 19598 25789 32504 35372 39196 51578 70744 78392 103156 150331 166583 206312 300662 333166 362563 601324 666332 725126 1202648 1332664 1450252 2900504 6163571 12327142 24654284 49308568