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487052403 = 31971120349
BaseRepresentation
bin11101000001111…
…101010001110011
31020221110211021220
4131001331101303
51444141134103
6120155120123
715032606565
oct3501752163
91227424256
10487052403
1122aa23752
12117143043
1379ba09b6
1448985335
152cb5bc53
hex1d07d473

487052403 has 16 divisors (see below), whose sum is σ = 693216000. Its totient is φ = 303276960.

The previous prime is 487052389. The next prime is 487052473. The reversal of 487052403 is 304250784.

It is not a de Polignac number, because 487052403 - 29 = 487051891 is a prime.

It is not an unprimeable number, because it can be changed into a prime (487052473) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56128 + ... + 64221.

It is an arithmetic number, because the mean of its divisors is an integer number (43326000).

Almost surely, 2487052403 is an apocalyptic number.

487052403 is a deficient number, since it is larger than the sum of its proper divisors (206163597).

487052403 is a wasteful number, since it uses less digits than its factorization.

487052403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120442.

The product of its (nonzero) digits is 26880, while the sum is 33.

The square root of 487052403 is about 22069.2637620742. The cubic root of 487052403 is about 786.7895144936.

The spelling of 487052403 in words is "four hundred eighty-seven million, fifty-two thousand, four hundred three".

Divisors: 1 3 19 57 71 213 1349 4047 120349 361047 2286631 6859893 8544779 25634337 162350801 487052403