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48003830 = 257297967
BaseRepresentation
bin1011011100011…
…1101011110110
310100022211212122
42313013223312
544242110310
64432515542
71122011600
oct267075366
9110284778
1048003830
1125107a96
12140abbb2
139c39944
146538170
154333555
hex2dc7af6

48003830 has 24 divisors (see below), whose sum is σ = 100515168. Its totient is φ = 16458288.

The previous prime is 48003827. The next prime is 48003833. The reversal of 48003830 is 3830084.

It is an interprime number because it is at equal distance from previous prime (48003827) and next prime (48003833).

It is a super-3 number, since 3×480038303 (a number of 24 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 48003830.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48003833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48494 + ... + 49473.

It is an arithmetic number, because the mean of its divisors is an integer number (4188132).

Almost surely, 248003830 is an apocalyptic number.

48003830 is an abundant number, since it is smaller than the sum of its proper divisors (52511338).

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

48003830 is a wasteful number, since it uses less digits than its factorization.

48003830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97988 (or 97981 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 48003830 is about 6928.4796312034. The cubic root of 48003830 is about 363.4337843814.

The spelling of 48003830 in words is "forty-eight million, three thousand, eight hundred thirty".

Divisors: 1 2 5 7 10 14 35 49 70 98 245 490 97967 195934 489835 685769 979670 1371538 3428845 4800383 6857690 9600766 24001915 48003830