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5214200240 = 24571917993
BaseRepresentation
bin1001101101100101…
…00110000110110000
3111110101102211001102
410312302212012300
541134313401430
62221222223532
7243132653654
oct46662460660
914411384042
105214200240
1122363098a7
121016284ba8
136513484b2
143766dca64
15207b68345
hex136ca61b0

5214200240 has 40 divisors (see below), whose sum is σ = 12293775648. Its totient is φ = 2056302080.

The previous prime is 5214200239. The next prime is 5214200249. The reversal of 5214200240 is 420024125.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (5214200249) 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, 453317 + ... + 464676.

Almost surely, 25214200240 is an apocalyptic number.

It is an amenable number.

5214200240 is an abundant number, since it is smaller than the sum of its proper divisors (7079575408).

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

5214200240 is a wasteful number, since it uses less digits than its factorization.

5214200240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 918077 (or 918071 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 5214200240 is about 72209.4193301677. The cubic root of 5214200240 is about 1734.0538033838.

Adding to 5214200240 its reverse (420024125), we get a palindrome (5634224365).

The spelling of 5214200240 in words is "five billion, two hundred fourteen million, two hundred thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 16 20 40 71 80 142 284 355 568 710 1136 1420 2840 5680 917993 1835986 3671972 4589965 7343944 9179930 14687888 18359860 36719720 65177503 73439440 130355006 260710012 325887515 521420024 651775030 1042840048 1303550060 2607100120 5214200240