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223000080 = 24358231129
BaseRepresentation
bin11010100101010…
…11011000010000
3120112121120121020
431102223120100
5424042000310
634043355440
75345320002
oct1522533020
9515546536
10223000080
11104972296
1262822b80
133727b114
142188c372
151489e170
hexd4ab610

223000080 has 80 divisors (see below), whose sum is σ = 692753280. Its totient is φ = 59341824.

The previous prime is 223000069. The next prime is 223000087. The reversal of 223000080 is 80000322.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (223000087) 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, 196956 + ... + 198084.

It is an arithmetic number, because the mean of its divisors is an integer number (8659416).

Almost surely, 2223000080 is an apocalyptic number.

223000080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223000080 is an abundant number, since it is smaller than the sum of its proper divisors (469753200).

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

223000080 is a wasteful number, since it uses less digits than its factorization.

223000080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1968 (or 1962 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 223000080 is about 14933.1872016660. The cubic root of 223000080 is about 606.4127719664.

The spelling of 223000080 in words is "two hundred twenty-three million, eighty", and thus it is an aban number.

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 823 1129 1646 2258 2469 3292 3387 4115 4516 4938 5645 6584 6774 8230 9032 9876 11290 12345 13168 13548 16460 16935 18064 19752 22580 24690 27096 32920 33870 39504 45160 49380 54192 65840 67740 90320 98760 135480 197520 270960 929167 1858334 2787501 3716668 4645835 5575002 7433336 9291670 11150004 13937505 14866672 18583340 22300008 27875010 37166680 44600016 55750020 74333360 111500040 223000080