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424316137 = 728659513
BaseRepresentation
bin11001010010101…
…000110011101001
31002120102111022111
4121102220303221
51332111104022
6110034322321
713341425200
oct3122506351
91076374274
10424316137
111a8573aa3
12ba1293a1
1369ba644b
14404d4237
15273b8477
hex194a8ce9

424316137 has 6 divisors (see below), whose sum is σ = 493592298. Its totient is φ = 363699504.

The previous prime is 424316129. The next prime is 424316173. The reversal of 424316137 is 731613424.

It can be written as a sum of positive squares in only one way, i.e., 324396121 + 99920016 = 18011^2 + 9996^2 .

It is not a de Polignac number, because 424316137 - 23 = 424316129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 424316099 and 424316108.

It is not an unprimeable number, because it can be changed into a prime (424316117) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4329708 + ... + 4329805.

It is an arithmetic number, because the mean of its divisors is an integer number (82265383).

Almost surely, 2424316137 is an apocalyptic number.

It is an amenable number.

424316137 is a deficient number, since it is larger than the sum of its proper divisors (69276161).

424316137 is an equidigital number, since it uses as much as digits as its factorization.

424316137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8659527 (or 8659520 counting only the distinct ones).

The product of its digits is 12096, while the sum is 31.

The square root of 424316137 is about 20598.9353365653. The cubic root of 424316137 is about 751.4438184379.

The spelling of 424316137 in words is "four hundred twenty-four million, three hundred sixteen thousand, one hundred thirty-seven".

Divisors: 1 7 49 8659513 60616591 424316137