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48102280 = 2351996043
BaseRepresentation
bin1011011101111…
…1101110001000
310100111211220221
42313133232020
544303233110
64434555424
71122601612
oct267375610
9110454827
1048102280
1125174a56
1214138b74
139c726b5
146561db2
1543527da
hex2ddfb88

48102280 has 32 divisors (see below), whose sum is σ = 108792000. Its totient is φ = 19141056.

The previous prime is 48102247. The next prime is 48102289. The reversal of 48102280 is 8220184.

It is a super-3 number, since 3×481022803 (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (48102289) 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, 4939 + ... + 10981.

It is an arithmetic number, because the mean of its divisors is an integer number (3399750).

Almost surely, 248102280 is an apocalyptic number.

48102280 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

48102280 is an abundant number, since it is smaller than the sum of its proper divisors (60689720).

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

48102280 is a wasteful number, since it uses less digits than its factorization.

48102280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6253 (or 6249 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 25.

The square root of 48102280 is about 6935.5807255053. The cubic root of 48102280 is about 363.6820675130.

The spelling of 48102280 in words is "forty-eight million, one hundred two thousand, two hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 199 398 796 995 1592 1990 3980 6043 7960 12086 24172 30215 48344 60430 120860 241720 1202557 2405114 4810228 6012785 9620456 12025570 24051140 48102280