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49928356 = 2235332
BaseRepresentation
bin1011111001110…
…1100010100100
310110221121211101
42332131202210
5100240201411
64542045444
71144245502
oct276354244
9113847741
1049928356
1126201a05
1214879884
13a46190a
1468b9672
1545b38c1
hex2f9d8a4

49928356 has 9 divisors (see below), whose sum is σ = 87399361. Its totient is φ = 24957112.

The previous prime is 49928353. The next prime is 49928357. The reversal of 49928356 is 65382994.

The square root of 49928356 is 7066.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 40832100 + 9096256 = 6390^2 + 3016^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49928353) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 12366 + ... + 15898.

Almost surely, 249928356 is an apocalyptic number.

49928356 is the 7066-th square number.

It is an amenable number.

49928356 is a deficient number, since it is larger than the sum of its proper divisors (37471005).

49928356 is an frugal number, since it uses more digits than its factorization.

49928356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7070 (or 3535 counting only the distinct ones).

The product of its digits is 466560, while the sum is 46.

The cubic root of 49928356 is about 368.2271065858.

The spelling of 49928356 in words is "forty-nine million, nine hundred twenty-eight thousand, three hundred fifty-six".