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487095012 = 2233231571249
BaseRepresentation
bin11101000010000…
…111101011100100
31020221112222202000
4131002013223210
51444144020022
6120200045300
715033145035
oct3502075344
91227488660
10487095012
1122aa52768
12117163830
1379bb7201
1448996a8c
152cb696ac
hex1d087ae4

487095012 has 96 divisors (see below), whose sum is σ = 1327200000. Its totient is φ = 154192896.

The previous prime is 487094987. The next prime is 487095017. The reversal of 487095012 is 210590784.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (487095017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 389364 + ... + 390612.

It is an arithmetic number, because the mean of its divisors is an integer number (13825000).

Almost surely, 2487095012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 487095012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (663600000).

487095012 is an abundant number, since it is smaller than the sum of its proper divisors (840104988).

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

487095012 is a wasteful number, since it uses less digits than its factorization.

487095012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1442 (or 1434 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The square root of 487095012 is about 22070.2290880725. The cubic root of 487095012 is about 786.8124574984.

The spelling of 487095012 in words is "four hundred eighty-seven million, ninety-five thousand, twelve".

Divisors: 1 2 3 4 6 9 12 18 23 27 36 46 54 69 92 108 138 157 207 276 314 414 471 621 628 828 942 1242 1249 1413 1884 2484 2498 2826 3611 3747 4239 4996 5652 7222 7494 8478 10833 11241 14444 14988 16956 21666 22482 28727 32499 33723 43332 44964 57454 64998 67446 86181 97497 114908 129996 134892 172362 194994 196093 258543 344724 389988 392186 517086 588279 775629 784372 1034172 1176558 1551258 1764837 2353116 3102516 3529674 4510139 5294511 7059348 9020278 10589022 13530417 18040556 21178044 27060834 40591251 54121668 81182502 121773753 162365004 243547506 487095012