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3007228 = 227267229
BaseRepresentation
bin1011011110001011111100
312122210010211
423132023330
51232212403
6144242204
734363300
oct13361374
95583124
103007228
111774414
121010364
13813a33
14583d00
153e606d
hex2de2fc

3007228 has 36 divisors (see below), whose sum is σ = 6240360. Its totient is φ = 1264032.

The previous prime is 3007223. The next prime is 3007229. The reversal of 3007228 is 8227003.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3007199 and 3007208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3007223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13018 + ... + 13246.

Almost surely, 23007228 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3007228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3120180).

3007228 is an abundant number, since it is smaller than the sum of its proper divisors (3233132).

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

3007228 is a wasteful number, since it uses less digits than its factorization.

3007228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314 (or 305 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 3007228 is about 1734.1360961585. The cubic root of 3007228 is about 144.3406927973.

The spelling of 3007228 in words is "three million, seven thousand, two hundred twenty-eight".

Divisors: 1 2 4 7 14 28 49 67 98 134 196 229 268 458 469 916 938 1603 1876 3206 3283 6412 6566 11221 13132 15343 22442 30686 44884 61372 107401 214802 429604 751807 1503614 3007228