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487329090 = 23571228793
BaseRepresentation
bin11101000011000…
…000110101000010
31020221222212211120
4131003000311002
51444224012330
6120205053110
715035141343
oct3503006502
91227885746
10487329090
112300a2616
12117257196
1379c69911
1448a180ca
152cbb3c10
hex1d0c0d42

487329090 has 32 divisors (see below), whose sum is σ = 1186068096. Its totient is φ = 128123520.

The previous prime is 487329077. The next prime is 487329091. The reversal of 487329090 is 90923784.

It is a super-3 number, since 3×4873290903 (a number of 27 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (487329091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112267 + ... + 116526.

It is an arithmetic number, because the mean of its divisors is an integer number (37064628).

Almost surely, 2487329090 is an apocalyptic number.

487329090 is an abundant number, since it is smaller than the sum of its proper divisors (698739006).

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

487329090 is a wasteful number, since it uses less digits than its factorization.

487329090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228874.

The product of its (nonzero) digits is 108864, while the sum is 42.

The square root of 487329090 is about 22075.5314771808. The cubic root of 487329090 is about 786.9384739753.

The spelling of 487329090 in words is "four hundred eighty-seven million, three hundred twenty-nine thousand, ninety".

Divisors: 1 2 3 5 6 10 15 30 71 142 213 355 426 710 1065 2130 228793 457586 686379 1143965 1372758 2287930 3431895 6863790 16244303 32488606 48732909 81221515 97465818 162443030 243664545 487329090