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487004628 = 2231110136529
BaseRepresentation
bin11101000001110…
…001100111010100
31020221101101202110
4131001301213110
51444133122003
6120154111020
715032320365
oct3501614724
91227341673
10487004628
1122a9a0870
1211711b470
1379b85026
1448971b6c
152cb4ca03
hex1d0719d4

487004628 has 48 divisors (see below), whose sum is σ = 1251956160. Its totient is φ = 146112000.

The previous prime is 487004621. The next prime is 487004641. The reversal of 487004628 is 826400784.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (487004621) 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, 4933 + ... + 31596.

It is an arithmetic number, because the mean of its divisors is an integer number (26082420).

Almost surely, 2487004628 is an apocalyptic number.

It is an amenable number.

487004628 is an abundant number, since it is smaller than the sum of its proper divisors (764951532).

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

487004628 is a wasteful number, since it uses less digits than its factorization.

487004628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36648 (or 36646 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 39.

The square root of 487004628 is about 22068.1813478139. The cubic root of 487004628 is about 786.7637882419.

The spelling of 487004628 in words is "four hundred eighty-seven million, four thousand, six hundred twenty-eight".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 101 132 202 303 404 606 1111 1212 2222 3333 4444 6666 13332 36529 73058 109587 146116 219174 401819 438348 803638 1205457 1607276 2410914 3689429 4821828 7378858 11068287 14757716 22136574 40583719 44273148 81167438 121751157 162334876 243502314 487004628