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488250028 = 22750334667
BaseRepresentation
bin11101000110100…
…001101010101100
31021000201200010101
4131012201222230
51444443000103
6120240520444
715046025320
oct3506415254
91230650111
10488250028
11230671522
12117620124
137a1ccb56
1448bb7980
152cce6a1d
hex1d1a1aac

488250028 has 24 divisors (see below), whose sum is σ = 978469632. Its totient is φ = 208827984.

The previous prime is 488250019. The next prime is 488250029. The reversal of 488250028 is 820052884.

It is not an unprimeable number, because it can be changed into a prime (488250029) 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, 3250 + ... + 31417.

It is an arithmetic number, because the mean of its divisors is an integer number (40769568).

Almost surely, 2488250028 is an apocalyptic number.

It is an amenable number.

488250028 is an abundant number, since it is smaller than the sum of its proper divisors (490219604).

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

488250028 is a wasteful number, since it uses less digits than its factorization.

488250028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35181 (or 35179 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 37.

The square root of 488250028 is about 22096.3804275723. The cubic root of 488250028 is about 787.4338719311.

The spelling of 488250028 in words is "four hundred eighty-eight million, two hundred fifty thousand, twenty-eight".

Divisors: 1 2 4 7 14 28 503 1006 2012 3521 7042 14084 34667 69334 138668 242669 485338 970676 17437501 34875002 69750004 122062507 244125014 488250028