Search a number
-
+
50388000 = 25353131719
BaseRepresentation
bin1100000000110…
…1110000100000
310111210222100020
43000031300200
5100344404000
64555553440
71151201535
oct300156040
9114728306
1050388000
1126496283
1214a5b880
13a592bb0
146998d8c
154654ba0
hex300dc20

50388000 has 384 divisors, whose sum is σ = 198132480. Its totient is φ = 11059200.

The previous prime is 50387977. The next prime is 50388011. The reversal of 50388000 is 88305.

50388000 = 3232 + 3242 + ... + 5692.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2651991 + ... + 2652009.

It is an arithmetic number, because the mean of its divisors is an integer number (515970).

Almost surely, 250388000 is an apocalyptic number.

50388000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50388000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99066240).

50388000 is an abundant number, since it is smaller than the sum of its proper divisors (147744480).

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

50388000 is a wasteful number, since it uses less digits than its factorization.

50388000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77 (or 59 counting only the distinct ones).

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

The square root of 50388000 is about 7098.4505351520. The cubic root of 50388000 is about 369.3536316554.

The spelling of 50388000 in words is "fifty million, three hundred eighty-eight thousand".