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5146280 = 235128657
BaseRepresentation
bin10011101000011010101000
3100200110100222
4103220122220
52304140110
6302145212
761512506
oct23503250
910613328
105146280
1129a5527
121882208
1310b2549
1497d676
156b9c55
hex4e86a8

5146280 has 16 divisors (see below), whose sum is σ = 11579220. Its totient is φ = 2058496.

The previous prime is 5146261. The next prime is 5146289. The reversal of 5146280 is 826415.

It can be written as a sum of positive squares in 2 ways, for example, as 5026564 + 119716 = 2242^2 + 346^2 .

It is not an unprimeable number, because it can be changed into a prime (5146289) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64289 + ... + 64368.

Almost surely, 25146280 is an apocalyptic number.

It is an amenable number.

5146280 is an abundant number, since it is smaller than the sum of its proper divisors (6432940).

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

5146280 is a wasteful number, since it uses less digits than its factorization.

5146280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128668 (or 128664 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 5146280 is about 2268.5413815930. The cubic root of 5146280 is about 172.6491603492.

The spelling of 5146280 in words is "five million, one hundred forty-six thousand, two hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 128657 257314 514628 643285 1029256 1286570 2573140 5146280