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5785130 = 251344501
BaseRepresentation
bin10110000100011000101010
3101212220201002
4112010120222
52440111010
6323555002
7100113161
oct26043052
911786632
105785130
1132a14aa
121b2ba62
131277270
14aa83d8
157941a5
hex58462a

5785130 has 16 divisors (see below), whose sum is σ = 11214504. Its totient is φ = 2136000.

The previous prime is 5785103. The next prime is 5785147. The reversal of 5785130 is 315875.

It can be written as a sum of positive squares in 4 ways, for example, as 3916441 + 1868689 = 1979^2 + 1367^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5785093 and 5785102.

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, 22121 + ... + 22380.

Almost surely, 25785130 is an apocalyptic number.

5785130 is a deficient number, since it is larger than the sum of its proper divisors (5429374).

5785130 is a wasteful number, since it uses less digits than its factorization.

5785130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44521.

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 5785130 is about 2405.2297187587. The cubic root of 5785130 is about 179.5165007863.

Subtracting from 5785130 its sum of digits (29), we obtain a triangular number (5785101 = T3401).

The spelling of 5785130 in words is "five million, seven hundred eighty-five thousand, one hundred thirty".

Divisors: 1 2 5 10 13 26 65 130 44501 89002 222505 445010 578513 1157026 2892565 5785130