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50465140 = 225111912073
BaseRepresentation
bin1100000010000…
…0100101110100
310111221220011021
43000200211310
5100404341030
65001350524
71151642455
oct300404564
9114856137
1050465140
1126539230
1214a98444
13a5bc03b
1469b912c
15466c97a
hex3020974

50465140 has 48 divisors (see below), whose sum is σ = 121705920. Its totient is φ = 17383680.

The previous prime is 50465113. The next prime is 50465141. The reversal of 50465140 is 4156405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50465141) 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, 1857 + ... + 10216.

It is an arithmetic number, because the mean of its divisors is an integer number (2535540).

Almost surely, 250465140 is an apocalyptic number.

It is an amenable number.

50465140 is an abundant number, since it is smaller than the sum of its proper divisors (71240780).

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

50465140 is a wasteful number, since it uses less digits than its factorization.

50465140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12112 (or 12110 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 50465140 is about 7103.8820373089. The cubic root of 50465140 is about 369.5420191807.

It can be divided in two parts, 50465 and 140, that added together give a palindrome (50605).

The spelling of 50465140 in words is "fifty million, four hundred sixty-five thousand, one hundred forty".

Divisors: 1 2 4 5 10 11 19 20 22 38 44 55 76 95 110 190 209 220 380 418 836 1045 2090 4180 12073 24146 48292 60365 120730 132803 229387 241460 265606 458774 531212 664015 917548 1146935 1328030 2293870 2523257 2656060 4587740 5046514 10093028 12616285 25232570 50465140