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3128068 = 2217157293
BaseRepresentation
bin1011111011101100000100
312212220220101
423323230010
51300044233
6151013444
735405506
oct13735404
95786811
103128068
111847189
12106a284
13856a38
145b5d76
1541bc7d
hex2fbb04

3128068 has 24 divisors (see below), whose sum is σ = 5852952. Its totient is φ = 1457664.

The previous prime is 3128057. The next prime is 3128101. The reversal of 3128068 is 8608213.

It can be written as a sum of positive squares in 4 ways, for example, as 1327104 + 1800964 = 1152^2 + 1342^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10530 + ... + 10822.

It is an arithmetic number, because the mean of its divisors is an integer number (243873).

Almost surely, 23128068 is an apocalyptic number.

It is an amenable number.

3128068 is a deficient number, since it is larger than the sum of its proper divisors (2724884).

3128068 is a wasteful number, since it uses less digits than its factorization.

3128068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471 (or 469 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 3128068 is about 1768.6345015294. The cubic root of 3128068 is about 146.2487159894.

The spelling of 3128068 in words is "three million, one hundred twenty-eight thousand, sixty-eight".

Divisors: 1 2 4 17 34 68 157 293 314 586 628 1172 2669 4981 5338 9962 10676 19924 46001 92002 184004 782017 1564034 3128068