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368368361 = 1135216257
BaseRepresentation
bin10101111101001…
…101101011101001
3221200011001101122
4111331031223221
51223300241421
6100315225025
712062036144
oct2575155351
9850131348
10368368361
11179a30669
12a3448175
135b417a5a
1436ccd05b
15225162ab
hex15f4dae9

368368361 has 8 divisors (see below), whose sum is σ = 372401064. Its totient is φ = 364349440.

The previous prime is 368368349. The next prime is 368368367. The reversal of 368368361 is 163863863.

It can be written as a sum of positive squares in 4 ways, for example, as 31866025 + 336502336 = 5645^2 + 18344^2 .

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 368368361 - 218 = 368106217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (368368367) 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, 55745 + ... + 62001.

It is an arithmetic number, because the mean of its divisors is an integer number (46550133).

Almost surely, 2368368361 is an apocalyptic number.

It is an amenable number.

368368361 is a deficient number, since it is larger than the sum of its proper divisors (4032703).

368368361 is a wasteful number, since it uses less digits than its factorization.

368368361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6891.

The product of its digits is 373248, while the sum is 44.

The square root of 368368361 is about 19192.9247640895. The cubic root of 368368361 is about 716.8485986522.

The spelling of 368368361 in words is "three hundred sixty-eight million, three hundred sixty-eight thousand, three hundred sixty-one".

Divisors: 1 113 521 6257 58873 707041 3259897 368368361