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48320380 = 2252983311
BaseRepresentation
bin1011100001010…
…0111101111100
310100220221002201
42320110331330
544332223010
64443401244
71124500513
oct270247574
9110827081
1048320380
11253038a9
1214223224
13a01aa54
1465bb67a
15439723a
hex2e14f7c

48320380 has 24 divisors (see below), whose sum is σ = 104973120. Its totient is φ = 18661440.

The previous prime is 48320353. The next prime is 48320383. The reversal of 48320380 is 8302384.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48320383) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41076 + ... + 42235.

It is an arithmetic number, because the mean of its divisors is an integer number (4373880).

Almost surely, 248320380 is an apocalyptic number.

It is an amenable number.

48320380 is an abundant number, since it is smaller than the sum of its proper divisors (56652740).

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

48320380 is a wasteful number, since it uses less digits than its factorization.

48320380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83349 (or 83347 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 48320380 is about 6951.2862119179. The cubic root of 48320380 is about 364.2308944439.

The spelling of 48320380 in words is "forty-eight million, three hundred twenty thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 29 58 116 145 290 580 83311 166622 333244 416555 833110 1666220 2416019 4832038 9664076 12080095 24160190 48320380