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487916760 = 23354065973
BaseRepresentation
bin11101000101010…
…000010011011000
31021000002201222010
4131011100103120
51444401314020
6120225425520
715043136562
oct3505202330
91230081863
10487916760
112304640a1
1211749b2a0
137a114256
1448b2c332
152cc7cde0
hex1d1504d8

487916760 has 32 divisors (see below), whose sum is σ = 1463750640. Its totient is φ = 130111104.

The previous prime is 487916747. The next prime is 487916761. The reversal of 487916760 is 67619784.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (487916761) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2032867 + ... + 2033106.

Almost surely, 2487916760 is an apocalyptic number.

487916760 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

487916760 is an abundant number, since it is smaller than the sum of its proper divisors (975833880).

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

487916760 is a wasteful number, since it uses less digits than its factorization.

487916760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4065987 (or 4065983 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 48.

The square root of 487916760 is about 22088.8379051502. The cubic root of 487916760 is about 787.2546698639.

The spelling of 487916760 in words is "four hundred eighty-seven million, nine hundred sixteen thousand, seven hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 4065973 8131946 12197919 16263892 20329865 24395838 32527784 40659730 48791676 60989595 81319460 97583352 121979190 162638920 243958380 487916760