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368800 = 2552461
BaseRepresentation
bin1011010000010100000
3200201220021
41122002200
543300200
611523224
73064135
oct1320240
9621807
10368800
112320a3
12159514
13cbb33
149858c
157441a
hex5a0a0

368800 has 36 divisors (see below), whose sum is σ = 902286. Its totient is φ = 147200.

The previous prime is 368791. The next prime is 368801. The reversal of 368800 is 8863.

It can be written as a sum of positive squares in 3 ways, for example, as 242064 + 126736 = 492^2 + 356^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a nialpdrome in base 13.

It is a zygodrome in base 4.

It is not an unprimeable number, because it can be changed into a prime (368801) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 570 + ... + 1030.

2368800 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 368800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (451143).

368800 is an abundant number, since it is smaller than the sum of its proper divisors (533486).

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

368800 is a wasteful number, since it uses less digits than its factorization.

368800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481 (or 468 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 368800 is about 607.2890580276. The cubic root of 368800 is about 71.7128480666.

It can be divided in two parts, 36 and 8800, that added together give a square (8836 = 942).

The spelling of 368800 in words is "three hundred sixty-eight thousand, eight hundred".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 160 200 400 461 800 922 1844 2305 3688 4610 7376 9220 11525 14752 18440 23050 36880 46100 73760 92200 184400 368800