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12270350 = 252245407
BaseRepresentation
bin101110110011…
…101100001110
3212002101202102
4232303230032
511120122400
61114555102
7206203421
oct56635416
925071672
1012270350
116a20994
124138a92
132708081
1418b59b8
1511259d5
hexbb3b0e

12270350 has 12 divisors (see below), whose sum is σ = 22822944. Its totient is φ = 4908120.

The previous prime is 12270329. The next prime is 12270367. The reversal of 12270350 is 5307221.

It is a super-2 number, since 2×122703502 = 301122978245000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 122654 + ... + 122753.

It is an arithmetic number, because the mean of its divisors is an integer number (1901912).

Almost surely, 212270350 is an apocalyptic number.

12270350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12270350 is a deficient number, since it is larger than the sum of its proper divisors (10552594).

12270350 is a wasteful number, since it uses less digits than its factorization.

12270350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245419 (or 245414 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 12270350 is about 3502.9059365047. The cubic root of 12270350 is about 230.6493934779.

Adding to 12270350 its reverse (5307221), we get a palindrome (17577571).

The spelling of 12270350 in words is "twelve million, two hundred seventy thousand, three hundred fifty".

Divisors: 1 2 5 10 25 50 245407 490814 1227035 2454070 6135175 12270350