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488957028 = 22375820917
BaseRepresentation
bin11101001001001…
…110010001100100
31021002001120221120
4131021032101210
52000133111103
6120304013540
715055031460
oct3511162144
91232046846
10488957028
1123100471a
121179012b0
137a3b98b1
1448d1d4a0
152cdd6253
hex1d24e464

488957028 has 24 divisors (see below), whose sum is σ = 1303885632. Its totient is φ = 139701984.

The previous prime is 488956997. The next prime is 488957033. The reversal of 488957028 is 820759884.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2910375 + ... + 2910542.

It is an arithmetic number, because the mean of its divisors is an integer number (54328568).

Almost surely, 2488957028 is an apocalyptic number.

It is an amenable number.

488957028 is an abundant number, since it is smaller than the sum of its proper divisors (814928604).

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

488957028 is a wasteful number, since it uses less digits than its factorization.

488957028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5820931 (or 5820929 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 51.

The square root of 488957028 is about 22112.3727356428. The cubic root of 488957028 is about 787.8137642117.

The spelling of 488957028 in words is "four hundred eighty-eight million, nine hundred fifty-seven thousand, twenty-eight".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 5820917 11641834 17462751 23283668 34925502 40746419 69851004 81492838 122239257 162985676 244478514 488957028