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30274342 = 275340801
BaseRepresentation
bin111001101111…
…1001100100110
32002222002120221
41303133030212
530222234332
63000514554
7515220250
oct163371446
962862527
1030274342
11160a861a
12a17ba5a
13636cb17
144040cd0
1529d0297
hex1cdf326

30274342 has 16 divisors (see below), whose sum is σ = 52879392. Its totient is φ = 12729600.

The previous prime is 30274327. The next prime is 30274351. The reversal of 30274342 is 24347203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19659 + ... + 21142.

It is an arithmetic number, because the mean of its divisors is an integer number (3304962).

Almost surely, 230274342 is an apocalyptic number.

30274342 is a deficient number, since it is larger than the sum of its proper divisors (22605050).

30274342 is a wasteful number, since it uses less digits than its factorization.

30274342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40863.

The product of its (nonzero) digits is 4032, while the sum is 25.

The square root of 30274342 is about 5502.2124640911. The cubic root of 30274342 is about 311.6675384205.

The spelling of 30274342 in words is "thirty million, two hundred seventy-four thousand, three hundred forty-two".

Divisors: 1 2 7 14 53 106 371 742 40801 81602 285607 571214 2162453 4324906 15137171 30274342