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248424800 = 25521323887
BaseRepresentation
bin11101100111010…
…10100101100000
3122022110021202112
432303222211200
51002044043200
640352334452
76104401361
oct1663524540
9568407675
10248424800
11118258258
126b244428
133c610730
1424dc9b68
1516c22535
hexecea960

248424800 has 72 divisors (see below), whose sum is σ = 653145696. Its totient is φ = 91722240.

The previous prime is 248424797. The next prime is 248424821. The reversal of 248424800 is 8424842.

248424800 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1544 + ... + 22343.

It is an arithmetic number, because the mean of its divisors is an integer number (9071468).

Almost surely, 2248424800 is an apocalyptic number.

248424800 is a gapful number since it is divisible by the number (20) 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 248424800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (326572848).

248424800 is an abundant number, since it is smaller than the sum of its proper divisors (404720896).

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

248424800 is a wasteful number, since it uses less digits than its factorization.

248424800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23920 (or 23907 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 32.

The square root of 248424800 is about 15761.4973907938. The cubic root of 248424800 is about 628.6346512559.

The spelling of 248424800 in words is "two hundred forty-eight million, four hundred twenty-four thousand, eight hundred".

Divisors: 1 2 4 5 8 10 13 16 20 25 26 32 40 50 52 65 80 100 104 130 160 200 208 260 325 400 416 520 650 800 1040 1300 2080 2600 5200 10400 23887 47774 95548 119435 191096 238870 310531 382192 477740 597175 621062 764384 955480 1194350 1242124 1552655 1910960 2388700 2484248 3105310 3821920 4777400 4968496 6210620 7763275 9554800 9936992 12421240 15526550 19109600 24842480 31053100 49684960 62106200 124212400 248424800