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30263244 = 22311229267
BaseRepresentation
bin111001101110…
…0011111001100
32002221112100220
41303130133030
530221410434
63000351340
7515143014
oct163343714
962845326
1030263244
11160a0250
12a175550
136367a5b
14403ac44
1529cbd49
hex1cdc7cc

30263244 has 24 divisors (see below), whose sum is σ = 77034048. Its totient is φ = 9170640.

The previous prime is 30263237. The next prime is 30263251. The reversal of 30263244 is 44236203.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (30263237) and next prime (30263251).

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, 114502 + ... + 114765.

It is an arithmetic number, because the mean of its divisors is an integer number (3209752).

Almost surely, 230263244 is an apocalyptic number.

It is an amenable number.

30263244 is an abundant number, since it is smaller than the sum of its proper divisors (46770804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30263244 is a wasteful number, since it uses less digits than its factorization.

30263244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229285 (or 229283 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 30263244 is about 5501.2038682456. The cubic root of 30263244 is about 311.6294499617.

Adding to 30263244 its reverse (44236203), we get a palindrome (74499447).

It can be divided in two parts, 302 and 63244, that added together give a triangular number (63546 = T356).

The spelling of 30263244 in words is "thirty million, two hundred sixty-three thousand, two hundred forty-four".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 229267 458534 687801 917068 1375602 2521937 2751204 5043874 7565811 10087748 15131622 30263244