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232820800 = 2652145513
BaseRepresentation
bin11011110000010…
…01000001000000
3121020002112002121
431320021001000
5434100231200
635034054024
75524641562
oct1570110100
9536075077
10232820800
1110a46a793
1265b7a314
13393091b4
1422cc7332
151568de1a
hexde09040

232820800 has 42 divisors (see below), whose sum is σ = 572888618. Its totient is φ = 93127680.

The previous prime is 232820773. The next prime is 232820801. The reversal of 232820800 is 8028232.

232820800 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 14017536 + 218803264 = 3744^2 + 14792^2 .

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

It is not an unprimeable number, because it can be changed into a prime (232820801) 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, 71157 + ... + 74356.

Almost surely, 2232820800 is an apocalyptic number.

232820800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

232820800 is an abundant number, since it is smaller than the sum of its proper divisors (340067818).

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

232820800 is a wasteful number, since it uses less digits than its factorization.

232820800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145535 (or 145520 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 232820800 is about 15258.4665022406. The cubic root of 232820800 is about 615.1871552369.

The spelling of 232820800 in words is "two hundred thirty-two million, eight hundred twenty thousand, eight hundred".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 160 200 320 400 800 1600 145513 291026 582052 727565 1164104 1455130 2328208 2910260 3637825 4656416 5820520 7275650 9312832 11641040 14551300 23282080 29102600 46564160 58205200 116410400 232820800