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30092340 = 2235539463
BaseRepresentation
bin111001011001…
…0110000110100
32002121211221010
41302302300310
530200423330
62552552220
7513531525
oct162626064
962554833
1030092340
1115a93903
12a0b2670
136308025
143dd484c
1529963b0
hex1cb2c34

30092340 has 48 divisors (see below), whose sum is σ = 85857408. Its totient is φ = 7872384.

The previous prime is 30092339. The next prime is 30092357. The reversal of 30092340 is 4329003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1552 + ... + 7911.

It is an arithmetic number, because the mean of its divisors is an integer number (1788696).

Almost surely, 230092340 is an apocalyptic number.

30092340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30092340 is an abundant number, since it is smaller than the sum of its proper divisors (55765068).

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

30092340 is a wasteful number, since it uses less digits than its factorization.

30092340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9528 (or 9526 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 30092340 is about 5485.6485487133. The cubic root of 30092340 is about 311.0417261178.

The spelling of 30092340 in words is "thirty million, ninety-two thousand, three hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 53 60 106 159 212 265 318 530 636 795 1060 1590 3180 9463 18926 28389 37852 47315 56778 94630 113556 141945 189260 283890 501539 567780 1003078 1504617 2006156 2507695 3009234 5015390 6018468 7523085 10030780 15046170 30092340