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5143680 = 273251947
BaseRepresentation
bin10011100111110010000000
3100200022210200
4103213302000
52304044210
6302125200
761502103
oct23476200
910608720
105143680
1129a3583
121880800
1310b12c9
1497c73a
156b90c0
hex4e7c80

5143680 has 192 divisors, whose sum is σ = 19094400. Its totient is φ = 1271808.

The previous prime is 5143669. The next prime is 5143687. The reversal of 5143680 is 863415.

It is a tau number, because it is divible by the number of its divisors (192).

It is not an unprimeable number, because it can be changed into a prime (5143687) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 109417 + ... + 109463.

It is an arithmetic number, because the mean of its divisors is an integer number (99450).

Almost surely, 25143680 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 5143680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9547200).

5143680 is an abundant number, since it is smaller than the sum of its proper divisors (13950720).

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

5143680 is a wasteful number, since it uses less digits than its factorization.

5143680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91 (or 76 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 5143680 is about 2267.9682537461. The cubic root of 5143680 is about 172.6200802218.

The spelling of 5143680 in words is "five million, one hundred forty-three thousand, six hundred eighty".