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5209414231 = 72671278623
BaseRepresentation
bin1001101101000000…
…10101101001010111
3111110001102122212211
410312200111221113
541132102223411
62220531454251
7243044201410
oct46640255127
914401378784
105209414231
11223364001a
121014757387
13650360c38
14375c14807
15207520221
hex136815a57

5209414231 has 8 divisors (see below), whose sum is σ = 5955866624. Its totient is φ = 4463524440.

The previous prime is 5209414229. The next prime is 5209414283. The reversal of 5209414231 is 1324149025.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5209414231 - 21 = 5209414229 is a prime.

It is a super-2 number, since 2×52094142312 = 54275993260290642722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5209414193 and 5209414202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5209412231) 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, 120615 + ... + 158008.

It is an arithmetic number, because the mean of its divisors is an integer number (744483328).

Almost surely, 25209414231 is an apocalyptic number.

5209414231 is a deficient number, since it is larger than the sum of its proper divisors (746452393).

5209414231 is a wasteful number, since it uses less digits than its factorization.

5209414231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281301.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 5209414231 is about 72176.2719389136. The cubic root of 5209414231 is about 1733.5230899957.

The spelling of 5209414231 in words is "five billion, two hundred nine million, four hundred fourteen thousand, two hundred thirty-one".

Divisors: 1 7 2671 18697 278623 1950361 744202033 5209414231