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488130774 = 23314316089
BaseRepresentation
bin11101000110000…
…100100011010110
31021000111121112120
4131012010203112
51444430141044
6120234200410
715045020535
oct3506044326
91230447476
10488130774
1123059a96a
12117583106
137a18a7a1
1448b8631c
152ccc1519
hex1d1848d6

488130774 has 32 divisors (see below), whose sum is σ = 1010257920. Its totient is φ = 157070400.

The previous prime is 488130763. The next prime is 488130781. The reversal of 488130774 is 477031884.

It is a Curzon number.

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 15 ways as a sum of consecutive naturals, for example, 77122 + ... + 83210.

It is an arithmetic number, because the mean of its divisors is an integer number (31570560).

Almost surely, 2488130774 is an apocalyptic number.

488130774 is an abundant number, since it is smaller than the sum of its proper divisors (522127146).

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

488130774 is a wasteful number, since it uses less digits than its factorization.

488130774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6556.

The product of its (nonzero) digits is 150528, while the sum is 42.

The square root of 488130774 is about 22093.6817665142. The cubic root of 488130774 is about 787.3697570446.

The spelling of 488130774 in words is "four hundred eighty-eight million, one hundred thirty thousand, seven hundred seventy-four".

Divisors: 1 2 3 6 31 62 93 186 431 862 1293 2586 6089 12178 13361 18267 26722 36534 40083 80166 188759 377518 566277 1132554 2624359 5248718 7873077 15746154 81355129 162710258 244065387 488130774