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2857004 = 222293119
BaseRepresentation
bin1010111001100000101100
312101011001222
422321200230
51212411004
6141122512
733166313
oct12714054
95334058
102857004
111681567
12b59438
13790547
1454527a
153b67be
hex2b982c

2857004 has 12 divisors (see below), whose sum is σ = 5023200. Its totient is φ = 1421808.

The previous prime is 2856977. The next prime is 2857009. The reversal of 2857004 is 4007582.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2857009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 644 + ... + 2475.

It is an arithmetic number, because the mean of its divisors is an integer number (418600).

22857004 is an apocalyptic number.

It is an amenable number.

2857004 is a deficient number, since it is larger than the sum of its proper divisors (2166196).

2857004 is a wasteful number, since it uses less digits than its factorization.

2857004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3352 (or 3350 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 26.

The square root of 2857004 is about 1690.2674344612. The cubic root of 2857004 is about 141.8960424067.

The spelling of 2857004 in words is "two million, eight hundred fifty-seven thousand, four".

Divisors: 1 2 4 229 458 916 3119 6238 12476 714251 1428502 2857004