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336243245 = 5132397921
BaseRepresentation
bin10100000010101…
…010101000101101
3212102200221000112
4110002222220231
51142034240440
653210505405
711222010002
oct2402525055
9772627015
10336243245
11162889588
1294735265
135487a700
14329298a9
151e7bc965
hex140aaa2d

336243245 has 12 divisors (see below), whose sum is σ = 436918356. Its totient is φ = 248302080.

The previous prime is 336243239. The next prime is 336243251. The reversal of 336243245 is 542342633.

It is an interprime number because it is at equal distance from previous prime (336243239) and next prime (336243251).

It can be written as a sum of positive squares in 6 ways, for example, as 64224196 + 272019049 = 8014^2 + 16493^2 .

It is not a de Polignac number, because 336243245 - 26 = 336243181 is a prime.

It is a super-2 number, since 2×3362432452 = 226119039616260050, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 198116 + ... + 199805.

It is an arithmetic number, because the mean of its divisors is an integer number (36409863).

Almost surely, 2336243245 is an apocalyptic number.

It is an amenable number.

336243245 is a deficient number, since it is larger than the sum of its proper divisors (100675111).

336243245 is a wasteful number, since it uses less digits than its factorization.

336243245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397952 (or 397939 counting only the distinct ones).

The product of its digits is 51840, while the sum is 32.

The square root of 336243245 is about 18336.9366307462. The cubic root of 336243245 is about 695.3730516252.

Adding to 336243245 its reverse (542342633), we get a palindrome (878585878).

The spelling of 336243245 in words is "three hundred thirty-six million, two hundred forty-three thousand, two hundred forty-five".

Divisors: 1 5 13 65 169 845 397921 1989605 5172973 25864865 67248649 336243245