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2970028 = 22742507
BaseRepresentation
bin1011010101000110101100
312120220010001
423111012230
51230020103
6143354044
734146655
oct13250654
95526101
102970028
111749476
12bb2924
137ccb19
1457452c
153da01d
hex2d51ac

2970028 has 6 divisors (see below), whose sum is σ = 5197556. Its totient is φ = 1485012.

The previous prime is 2969987. The next prime is 2970031. The reversal of 2970028 is 8200792.

2970028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2969978 and 2970005.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371250 + ... + 371257.

22970028 is an apocalyptic number.

It is an amenable number.

2970028 is a deficient number, since it is larger than the sum of its proper divisors (2227528).

2970028 is a wasteful number, since it uses less digits than its factorization.

2970028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742511 (or 742509 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 2970028 is about 1723.3769175662. The cubic root of 2970028 is about 143.7430474268.

The spelling of 2970028 in words is "two million, nine hundred seventy thousand, twenty-eight".

Divisors: 1 2 4 742507 1485014 2970028