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2505012 = 2231991049
BaseRepresentation
bin1001100011100100110100
311201021020020
421203210310
51120130022
6125405140
730202146
oct11434464
94637206
102505012
111461064
12a097b0
13699273
14492c96
1534735c
hex263934

2505012 has 24 divisors (see below), whose sum is σ = 5880000. Its totient is φ = 830016.

The previous prime is 2505007. The next prime is 2505043. The reversal of 2505012 is 2105052.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 2504982 and 2505000.

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, 1864 + ... + 2912.

It is an arithmetic number, because the mean of its divisors is an integer number (245000).

22505012 is an apocalyptic number.

It is an amenable number.

2505012 is an abundant number, since it is smaller than the sum of its proper divisors (3374988).

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

2505012 is a wasteful number, since it uses less digits than its factorization.

2505012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1255 (or 1253 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 15.

The square root of 2505012 is about 1582.7229700740. The cubic root of 2505012 is about 135.8115180275.

The spelling of 2505012 in words is "two million, five hundred five thousand, twelve".

Divisors: 1 2 3 4 6 12 199 398 597 796 1049 1194 2098 2388 3147 4196 6294 12588 208751 417502 626253 835004 1252506 2505012