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488248628 = 22791119141
BaseRepresentation
bin11101000110100…
…001010100110100
31021000201121012112
4131012201110310
51444442424003
6120240510152
715046021250
oct3506412464
91230647175
10488248628
1123067046a
1211761b358
137a1cc31a
1448bb7260
152cce63d8
hex1d1a1534

488248628 has 24 divisors (see below), whose sum is σ = 977620224. Its totient is φ = 209008800.

The previous prime is 488248613. The next prime is 488248637. The reversal of 488248628 is 826842884.

It is a congruent 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, 15938 + ... + 35078.

It is an arithmetic number, because the mean of its divisors is an integer number (40734176).

Almost surely, 2488248628 is an apocalyptic number.

It is an amenable number.

488248628 is an abundant number, since it is smaller than the sum of its proper divisors (489371596).

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

488248628 is a wasteful number, since it uses less digits than its factorization.

488248628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20063 (or 20061 counting only the distinct ones).

The product of its digits is 1572864, while the sum is 50.

The square root of 488248628 is about 22096.3487481529. The cubic root of 488248628 is about 787.4331193054.

The spelling of 488248628 in words is "four hundred eighty-eight million, two hundred forty-eight thousand, six hundred twenty-eight".

Divisors: 1 2 4 7 14 28 911 1822 3644 6377 12754 19141 25508 38282 76564 133987 267974 535948 17437451 34874902 69749804 122062157 244124314 488248628