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48004940 = 22517271521
BaseRepresentation
bin1011011100011…
…1111101001100
310100022220101202
42313013331030
544242124230
64432525032
71122015044
oct267077514
9110286352
1048004940
1125108905
12140b0778
139c3a2b9
146538724
154333a45
hex2dc7f4c

48004940 has 48 divisors (see below), whose sum is σ = 107339904. Its totient is φ = 17971200.

The previous prime is 48004927. The next prime is 48004949. The reversal of 48004940 is 4940084.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (48004949) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91880 + ... + 92400.

It is an arithmetic number, because the mean of its divisors is an integer number (2236248).

Almost surely, 248004940 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 48004940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53669952).

48004940 is an abundant number, since it is smaller than the sum of its proper divisors (59334964).

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

48004940 is a wasteful number, since it uses less digits than its factorization.

48004940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 818 (or 816 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 48004940 is about 6928.5597348944. The cubic root of 48004940 is about 363.4365856050.

The spelling of 48004940 in words is "forty-eight million, four thousand, nine hundred forty".

Divisors: 1 2 4 5 10 17 20 34 68 85 170 271 340 521 542 1042 1084 1355 2084 2605 2710 4607 5210 5420 8857 9214 10420 17714 18428 23035 35428 44285 46070 88570 92140 141191 177140 282382 564764 705955 1411910 2400247 2823820 4800494 9600988 12001235 24002470 48004940