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48933220 = 22571931811
BaseRepresentation
bin1011101010101…
…0100101100100
310102002001202111
42322222211210
5100011330340
64504450404
71132632310
oct272524544
9112061674
1048933220
1125692286
1214479a04
13a1a398b
1466dab40
154468aea
hex2eaa964

48933220 has 48 divisors (see below), whose sum is σ = 118113408. Its totient is φ = 16680960.

The previous prime is 48933197. The next prime is 48933253. The reversal of 48933220 is 2233984.

48933220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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, 26115 + ... + 27925.

It is an arithmetic number, because the mean of its divisors is an integer number (2460696).

Almost surely, 248933220 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 48933220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59056704).

48933220 is an abundant number, since it is smaller than the sum of its proper divisors (69180188).

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

48933220 is a wasteful number, since it uses less digits than its factorization.

48933220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2020 (or 2018 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 48933220 is about 6995.2283736845. The cubic root of 48933220 is about 365.7642583951.

The spelling of 48933220 in words is "forty-eight million, nine hundred thirty-three thousand, two hundred twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 193 386 772 965 1351 1811 1930 2702 3622 3860 5404 6755 7244 9055 12677 13510 18110 25354 27020 36220 50708 63385 126770 253540 349523 699046 1398092 1747615 2446661 3495230 4893322 6990460 9786644 12233305 24466610 48933220