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30026332 = 2278231303
BaseRepresentation
bin111001010001…
…0101001011100
32002111111101101
41302202221130
530141320312
62551322444
7513135220
oct162425134
962444341
1030026332
1115a49256
12a080424
1362b3c7b
143db8780
152981a57
hex1ca2a5c

30026332 has 24 divisors (see below), whose sum is σ = 60171776. Its totient is φ = 12842928.

The previous prime is 30026323. The next prime is 30026357. The reversal of 30026332 is 23362003.

It is a super-2 number, since 2×300263322 = 1803161226748448, which contains 22 as substring.

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, 22393 + ... + 23695.

Almost surely, 230026332 is an apocalyptic number.

It is an amenable number.

30026332 is an abundant number, since it is smaller than the sum of its proper divisors (30145444).

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

30026332 is a wasteful number, since it uses less digits than its factorization.

30026332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2137 (or 2135 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 30026332 is about 5479.6288195461. The cubic root of 30026332 is about 310.8141347281.

Adding to 30026332 its reverse (23362003), we get a palindrome (53388335).

The spelling of 30026332 in words is "thirty million, twenty-six thousand, three hundred thirty-two".

Divisors: 1 2 4 7 14 28 823 1303 1646 2606 3292 5212 5761 9121 11522 18242 23044 36484 1072369 2144738 4289476 7506583 15013166 30026332