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2159252 = 22717603
BaseRepresentation
bin1000001111001010010100
311001200221022
420033022110
51023044002
6114140312
724232124
oct10171224
94050838
102159252
111245307
12881698
135a7a84
14402c84
152c9ba2
hex20f294

2159252 has 12 divisors (see below), whose sum is σ = 3832416. Its totient is φ = 1064280.

The previous prime is 2159251. The next prime is 2159281. The reversal of 2159252 is 2529512.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2159251) 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, 3518 + ... + 4085.

It is an arithmetic number, because the mean of its divisors is an integer number (319368).

22159252 is an apocalyptic number.

It is an amenable number.

2159252 is a deficient number, since it is larger than the sum of its proper divisors (1673164).

2159252 is a wasteful number, since it uses less digits than its factorization.

2159252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7678 (or 7676 counting only the distinct ones).

The product of its digits is 1800, while the sum is 26.

The square root of 2159252 is about 1469.4393488675. The cubic root of 2159252 is about 129.2511582241.

The spelling of 2159252 in words is "two million, one hundred fifty-nine thousand, two hundred fifty-two".

Divisors: 1 2 4 71 142 284 7603 15206 30412 539813 1079626 2159252