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227000120 = 23531318131
BaseRepresentation
bin11011000011110…
…11111100111000
3120211010210121212
431201323330320
5431103000440
634305222252
75424316634
oct1541737470
9524123555
10227000120
11107154606
1264031988
133804b9c9
142220ddc4
1514dde465
hexd87bf38

227000120 has 32 divisors (see below), whose sum is σ = 512410320. Its totient is φ = 90504960.

The previous prime is 227000119. The next prime is 227000129. The reversal of 227000120 is 21000722.

It is a junction number, because it is equal to n+sod(n) for n = 227000095 and 227000104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (227000129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3455 + ... + 21585.

Almost surely, 2227000120 is an apocalyptic number.

227000120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

227000120 is an abundant number, since it is smaller than the sum of its proper divisors (285410200).

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

227000120 is a wasteful number, since it uses less digits than its factorization.

227000120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18455 (or 18451 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 14.

The square root of 227000120 is about 15066.5231556587. The cubic root of 227000120 is about 610.0171275313.

Adding to 227000120 its reverse (21000722), we get a palindrome (248000842).

The spelling of 227000120 in words is "two hundred twenty-seven million, one hundred twenty", and thus it is an aban number.

Divisors: 1 2 4 5 8 10 20 40 313 626 1252 1565 2504 3130 6260 12520 18131 36262 72524 90655 145048 181310 362620 725240 5675003 11350006 22700012 28375015 45400024 56750030 113500060 227000120