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5140380 = 2235712239
BaseRepresentation
bin10011100110111110011100
3100200011021110
4103212332130
52303443010
6302102020
761456350
oct23467634
910604243
105140380
1129a1053
12187a910
1310ac95b
1497b460
156b8120
hex4e6f9c

5140380 has 48 divisors (see below), whose sum is σ = 16450560. Its totient is φ = 1174848.

The previous prime is 5140367. The next prime is 5140381. The reversal of 5140380 is 830415.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5140381) 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, 5700 + ... + 6539.

It is an arithmetic number, because the mean of its divisors is an integer number (342720).

Almost surely, 25140380 is an apocalyptic number.

It is an amenable number.

5140380 is an abundant number, since it is smaller than the sum of its proper divisors (11310180).

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

5140380 is a wasteful number, since it uses less digits than its factorization.

5140380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12258 (or 12256 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 5140380 is about 2267.2406136094. The cubic root of 5140380 is about 172.5831567138.

Adding to 5140380 its reverse (830415), we get a palindrome (5970795).

The spelling of 5140380 in words is "five million, one hundred forty thousand, three hundred eighty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 12239 24478 36717 48956 61195 73434 85673 122390 146868 171346 183585 244780 257019 342692 367170 428365 514038 734340 856730 1028076 1285095 1713460 2570190 5140380