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2132770 = 25271787
BaseRepresentation
bin1000001000101100100010
311000100121111
420020230202
51021222040
6113413534
724061663
oct10105442
94010544
102132770
111227422
1286a2aa
135989c3
143d736a
152c1dea
hex208b22

2132770 has 16 divisors (see below), whose sum is σ = 3858048. Its totient is φ = 848880.

The previous prime is 2132761. The next prime is 2132771. The reversal of 2132770 is 772312.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2317 + ... + 3103.

It is an arithmetic number, because the mean of its divisors is an integer number (241128).

22132770 is an apocalyptic number.

2132770 is a deficient number, since it is larger than the sum of its proper divisors (1725278).

2132770 is a wasteful number, since it uses less digits than its factorization.

2132770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1065.

The product of its (nonzero) digits is 588, while the sum is 22.

The square root of 2132770 is about 1460.4006299643. The cubic root of 2132770 is about 128.7205858592.

The spelling of 2132770 in words is "two million, one hundred thirty-two thousand, seven hundred seventy".

Divisors: 1 2 5 10 271 542 787 1355 1574 2710 3935 7870 213277 426554 1066385 2132770