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30467230 = 2517277647
BaseRepresentation
bin111010000111…
…0010010011110
32010022220011221
41310032102132
530244422410
63005003554
7516652513
oct164162236
963286157
1030467230
111621a532
12a2535ba
136409861
14409130a
152a1c4da
hex1d0e49e

30467230 has 32 divisors (see below), whose sum is σ = 58366656. Its totient is φ = 11410944.

The previous prime is 30467221. The next prime is 30467231. The reversal of 30467230 is 3276403.

It is a junction number, because it is equal to n+sod(n) for n = 30467195 and 30467204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30467231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46767 + ... + 47413.

It is an arithmetic number, because the mean of its divisors is an integer number (1823958).

Almost surely, 230467230 is an apocalyptic number.

30467230 is a deficient number, since it is larger than the sum of its proper divisors (27899426).

30467230 is a wasteful number, since it uses less digits than its factorization.

30467230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 948.

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 30467230 is about 5519.7128548503. The cubic root of 30467230 is about 312.3280504708.

The spelling of 30467230 in words is "thirty million, four hundred sixty-seven thousand, two hundred thirty".

Divisors: 1 2 5 10 17 34 85 170 277 554 647 1294 1385 2770 3235 4709 6470 9418 10999 21998 23545 47090 54995 109990 179219 358438 896095 1792190 3046723 6093446 15233615 30467230