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2940808 = 231328277
BaseRepresentation
bin1011001101111110001000
312112102000211
423031332020
51223101213
6143010504
733665533
oct13157610
95472024
102940808
111729522
12b99a34
137bc730
14567a1a
153d153d
hex2cdf88

2940808 has 16 divisors (see below), whose sum is σ = 5938380. Its totient is φ = 1357248.

The previous prime is 2940799. The next prime is 2940853. The reversal of 2940808 is 8080492.

It can be written as a sum of positive squares in 2 ways, for example, as 2748964 + 191844 = 1658^2 + 438^2 .

It is a zygodrome in base 7.

It is a self number, because there is not a number n which added to its sum of digits gives 2940808.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14035 + ... + 14242.

22940808 is an apocalyptic number.

It is an amenable number.

2940808 is an abundant number, since it is smaller than the sum of its proper divisors (2997572).

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

2940808 is a wasteful number, since it uses less digits than its factorization.

2940808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28296 (or 28292 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 2940808 is about 1714.8784213465. The cubic root of 2940808 is about 143.2700976993.

The spelling of 2940808 in words is "two million, nine hundred forty thousand, eight hundred eight".

Divisors: 1 2 4 8 13 26 52 104 28277 56554 113108 226216 367601 735202 1470404 2940808