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223013000 = 2353731859
BaseRepresentation
bin11010100101011…
…10100010001000
3120112122020022202
431102232202020
5424042404000
634043535332
75345402450
oct1522564210
9515566282
10223013000
11104980a71
126282a548
1337283c72
1421892d60
15148a2dd5
hexd4ae888

223013000 has 64 divisors (see below), whose sum is σ = 596419200. Its totient is φ = 76459200.

The previous prime is 223012997. The next prime is 223013009. The reversal of 223013000 is 310322.

It is not an unprimeable number, because it can be changed into a prime (223013009) 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, 8930 + ... + 22929.

It is an arithmetic number, because the mean of its divisors is an integer number (9319050).

Almost surely, 2223013000 is an apocalyptic number.

223013000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223013000 is an abundant number, since it is smaller than the sum of its proper divisors (373406200).

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

223013000 is a wasteful number, since it uses less digits than its factorization.

223013000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31887 (or 31873 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 223013000 is about 14933.6197889192. The cubic root of 223013000 is about 606.4244830260.

Adding to 223013000 its reverse (310322), we get a palindrome (223323322).

The spelling of 223013000 in words is "two hundred twenty-three million, thirteen thousand".

Divisors: 1 2 4 5 7 8 10 14 20 25 28 35 40 50 56 70 100 125 140 175 200 250 280 350 500 700 875 1000 1400 1750 3500 7000 31859 63718 127436 159295 223013 254872 318590 446026 637180 796475 892052 1115065 1274360 1592950 1784104 2230130 3185900 3982375 4460260 5575325 6371800 7964750 8920520 11150650 15929500 22301300 27876625 31859000 44602600 55753250 111506500 223013000