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5214145540 = 2252311335099
BaseRepresentation
bin1001101101100100…
…11000110000000100
3111110101100001000111
410312302120300010
541134310124130
62221221122404
7243132335332
oct46662306004
914411301014
105214145540
11223628179a
121016259404
13651329626
143766c6b52
15207b5702a
hex136c98c04

5214145540 has 24 divisors (see below), whose sum is σ = 11425780800. Its totient is φ = 1994977248.

The previous prime is 5214145537. The next prime is 5214145589. The reversal of 5214145540 is 455414125.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5667090 + ... + 5668009.

It is an arithmetic number, because the mean of its divisors is an integer number (476074200).

Almost surely, 25214145540 is an apocalyptic number.

It is an amenable number.

5214145540 is an abundant number, since it is smaller than the sum of its proper divisors (6211635260).

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

5214145540 is a wasteful number, since it uses less digits than its factorization.

5214145540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11335131 (or 11335129 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 31.

The square root of 5214145540 is about 72209.0405697237. The cubic root of 5214145540 is about 1734.0477396175.

Adding to 5214145540 its reverse (455414125), we get a palindrome (5669559665).

The spelling of 5214145540 in words is "five billion, two hundred fourteen million, one hundred forty-five thousand, five hundred forty".

Divisors: 1 2 4 5 10 20 23 46 92 115 230 460 11335099 22670198 45340396 56675495 113350990 226701980 260707277 521414554 1042829108 1303536385 2607072770 5214145540