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514304020 = 225251102451
BaseRepresentation
bin11110101001111…
…010100000010100
31022211202100111001
4132221322200110
52023130212040
6123011153044
715513340426
oct3651724024
91284670431
10514304020
1124434724a
121242a5784
1382722a09
144c43a816
153024159a
hex1ea7a814

514304020 has 24 divisors (see below), whose sum is σ = 1084351968. Its totient is φ = 204900000.

The previous prime is 514304017. The next prime is 514304023. The reversal of 514304020 is 20403415.

It is an interprime number because it is at equal distance from previous prime (514304017) and next prime (514304023).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (514304023) 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, 46206 + ... + 56245.

It is an arithmetic number, because the mean of its divisors is an integer number (45181332).

Almost surely, 2514304020 is an apocalyptic number.

It is an amenable number.

514304020 is an abundant number, since it is smaller than the sum of its proper divisors (570047948).

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

514304020 is a wasteful number, since it uses less digits than its factorization.

514304020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102711 (or 102709 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 514304020 is about 22678.2719800253. The cubic root of 514304020 is about 801.1982148721.

Adding to 514304020 its reverse (20403415), we get a palindrome (534707435).

The spelling of 514304020 in words is "five hundred fourteen million, three hundred four thousand, twenty".

Divisors: 1 2 4 5 10 20 251 502 1004 1255 2510 5020 102451 204902 409804 512255 1024510 2049020 25715201 51430402 102860804 128576005 257152010 514304020