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30394353 = 3112313773
BaseRepresentation
bin111001111110…
…0011111110001
32010012012012210
41303330133301
530240104403
63003242333
7516230163
oct163743761
963165183
1030394353
111617a800
12a2193a9
1363b2632
144072933
152a05b03
hex1cfc7f1

30394353 has 48 divisors (see below), whose sum is σ = 47871488. Its totient is φ = 17107200.

The previous prime is 30394333. The next prime is 30394391. The reversal of 30394353 is 35349303.

It is not a de Polignac number, because 30394353 - 25 = 30394321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30394353.

It is not an unprimeable number, because it can be changed into a prime (30394303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 416325 + ... + 416397.

Almost surely, 230394353 is an apocalyptic number.

30394353 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

30394353 is a deficient number, since it is larger than the sum of its proper divisors (17477135).

30394353 is a wasteful number, since it uses less digits than its factorization.

30394353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166 (or 155 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 30.

The square root of 30394353 is about 5513.1073815046. The cubic root of 30394353 is about 312.0788241833.

The spelling of 30394353 in words is "thirty million, three hundred ninety-four thousand, three hundred fifty-three".

Divisors: 1 3 11 31 33 37 73 93 111 121 219 341 363 407 803 1023 1147 1221 2263 2409 2701 3441 3751 4477 6789 8103 8833 11253 12617 13431 24893 26499 29711 37851 74679 83731 89133 138787 251193 273823 326821 416361 821469 921041 980463 2763123 10131451 30394353