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84288130 = 2523935267
BaseRepresentation
bin1010000011000…
…10001010000010
312212121021120121
411001202022002
5133034210010
612210330454
72042302663
oct501421202
9185537517
1084288130
114363aa13
1224289a2a
1314602144
14b2a136a
1575ee3da
hex5062282

84288130 has 16 divisors (see below), whose sum is σ = 152357760. Its totient is φ = 33573232.

The previous prime is 84288107. The next prime is 84288133. The reversal of 84288130 is 3188248.

It is not an unprimeable number, because it can be changed into a prime (84288133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15244 + ... + 20023.

It is an arithmetic number, because the mean of its divisors is an integer number (9522360).

Almost surely, 284288130 is an apocalyptic number.

84288130 is a deficient number, since it is larger than the sum of its proper divisors (68069630).

84288130 is a wasteful number, since it uses less digits than its factorization.

84288130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35513.

The product of its (nonzero) digits is 12288, while the sum is 34.

The square root of 84288130 is about 9180.8567138367. The cubic root of 84288130 is about 438.4520849427.

The spelling of 84288130 in words is "eighty-four million, two hundred eighty-eight thousand, one hundred thirty".

Divisors: 1 2 5 10 239 478 1195 2390 35267 70534 176335 352670 8428813 16857626 42144065 84288130