Search a number
-
+
50231148 = 223112411579
BaseRepresentation
bin1011111110011…
…1011101101100
310111112000011220
42333213131230
5100324344043
64552343340
71146646332
oct277473554
9114460156
1050231148
1126399450
12149a4b50
13a539696
146957b52
154623483
hex2fe776c

50231148 has 48 divisors (see below), whose sum is σ = 128472960. Its totient is φ = 15148800.

The previous prime is 50231147. The next prime is 50231189. The reversal of 50231148 is 84113205.

It is not an unprimeable number, because it can be changed into a prime (50231147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31023 + ... + 32601.

It is an arithmetic number, because the mean of its divisors is an integer number (2676520).

Almost surely, 250231148 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 50231148, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64236480).

50231148 is an abundant number, since it is smaller than the sum of its proper divisors (78241812).

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

50231148 is a wasteful number, since it uses less digits than its factorization.

50231148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1838 (or 1836 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 50231148 is about 7087.3935970849. The cubic root of 50231148 is about 368.9699816210.

The spelling of 50231148 in words is "fifty million, two hundred thirty-one thousand, one hundred forty-eight".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 241 482 723 964 1446 1579 2651 2892 3158 4737 5302 6316 7953 9474 10604 15906 17369 18948 31812 34738 52107 69476 104214 208428 380539 761078 1141617 1522156 2283234 4185929 4566468 8371858 12557787 16743716 25115574 50231148