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2612380 = 225130619
BaseRepresentation
bin1001111101110010011100
311220201111211
421331302130
51132044010
6131554204
731130161
oct11756234
94821454
102612380
1115247a1
12a5b964
137060b4
144c0068
1536908a
hex27dc9c

2612380 has 12 divisors (see below), whose sum is σ = 5486040. Its totient is φ = 1044944.

The previous prime is 2612377. The next prime is 2612383. The reversal of 2612380 is 832162.

It is an interprime number because it is at equal distance from previous prime (2612377) and next prime (2612383).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2612383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65290 + ... + 65329.

It is an arithmetic number, because the mean of its divisors is an integer number (457170).

22612380 is an apocalyptic number.

2612380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2612380 is an abundant number, since it is smaller than the sum of its proper divisors (2873660).

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

2612380 is a wasteful number, since it uses less digits than its factorization.

2612380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130628 (or 130626 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 2612380 is about 1616.2858658047. The cubic root of 2612380 is about 137.7247893318.

It can be divided in two parts, 2612 and 380, that added together give a palindrome (2992).

The spelling of 2612380 in words is "two million, six hundred twelve thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 130619 261238 522476 653095 1306190 2612380