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30265048 = 23112391439
BaseRepresentation
bin111001101110…
…0111011011000
32002221121211201
41303130323120
530221440143
63000403544
7515151202
oct163347330
962847751
1030265048
11160a1640
12a1765b4
136368818
14403b772
1529cc64d
hex1cdced8

30265048 has 32 divisors (see below), whose sum is σ = 62208000. Its totient is φ = 13689760.

The previous prime is 30265019. The next prime is 30265051. The reversal of 30265048 is 84056203.

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, 20313 + ... + 21751.

It is an arithmetic number, because the mean of its divisors is an integer number (1944000).

Almost surely, 230265048 is an apocalyptic number.

It is an amenable number.

30265048 is an abundant number, since it is smaller than the sum of its proper divisors (31942952).

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

30265048 is a wasteful number, since it uses less digits than its factorization.

30265048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1695 (or 1691 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 30265048 is about 5501.3678299128. The cubic root of 30265048 is about 311.6356419434.

The spelling of 30265048 in words is "thirty million, two hundred sixty-five thousand, forty-eight".

Divisors: 1 2 4 8 11 22 44 88 239 478 956 1439 1912 2629 2878 5258 5756 10516 11512 15829 21032 31658 63316 126632 343921 687842 1375684 2751368 3783131 7566262 15132524 30265048