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2768120 = 23569203
BaseRepresentation
bin1010100011110011111000
312012122010222
422203303320
51202034440
6135155212
732346215
oct12436370
95178128
102768120
111620803
12b15b08
1375bc54
14520b0c
1539a2b5
hex2a3cf8

2768120 has 16 divisors (see below), whose sum is σ = 6228360. Its totient is φ = 1107232.

The previous prime is 2768071. The next prime is 2768123. The reversal of 2768120 is 218672.

It is a self number, because there is not a number n which added to its sum of digits gives 2768120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2768123) 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, 34562 + ... + 34641.

22768120 is an apocalyptic number.

2768120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2768120 is an abundant number, since it is smaller than the sum of its proper divisors (3460240).

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

2768120 is a wasteful number, since it uses less digits than its factorization.

2768120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69214 (or 69210 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 2768120 is about 1663.7668105837. The cubic root of 2768120 is about 140.4090080069.

The spelling of 2768120 in words is "two million, seven hundred sixty-eight thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 69203 138406 276812 346015 553624 692030 1384060 2768120