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50228493 = 3729671231
BaseRepresentation
bin1011111110011…
…0110100001101
310111111212112120
42333212310031
5100324302433
64552323153
71146635520
oct277466415
9114455476
1050228493
1126397457
12149a34b9
13a538403
146956bb7
1546227b3
hex2fe6d0d

50228493 has 32 divisors (see below), whose sum is σ = 80424960. Its totient is φ = 27276480.

The previous prime is 50228483. The next prime is 50228501. The reversal of 50228493 is 39482205.

It is a happy number.

It is not a de Polignac number, because 50228493 - 28 = 50228237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50228483) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40188 + ... + 41418.

It is an arithmetic number, because the mean of its divisors is an integer number (2513280).

Almost surely, 250228493 is an apocalyptic number.

It is an amenable number.

50228493 is a deficient number, since it is larger than the sum of its proper divisors (30196467).

50228493 is a wasteful number, since it uses less digits than its factorization.

50228493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1337.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 50228493 is about 7087.2062902106. The cubic root of 50228493 is about 368.9634807904.

It can be divided in two parts, 50228 and 493, that added together give a triangular number (50721 = T318).

The spelling of 50228493 in words is "fifty million, two hundred twenty-eight thousand, four hundred ninety-three".

Divisors: 1 3 7 21 29 67 87 201 203 469 609 1231 1407 1943 3693 5829 8617 13601 25851 35699 40803 82477 107097 247431 249893 577339 749679 1732017 2391833 7175499 16742831 50228493