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39348361 = 1315531949
BaseRepresentation
bin1001011000011…
…0100010001001
32202001002210201
42112012202021
540033121421
63523212201
7655312153
oct226064211
982032721
1039348361
1120236008
1211217061
1381c9070
145323ad3
1536c3b91
hex2586889

39348361 has 8 divisors (see below), whose sum is σ = 42424200. Its totient is φ = 36279552.

The previous prime is 39348349. The next prime is 39348401. The reversal of 39348361 is 16384393.

It can be written as a sum of positive squares in 4 ways, for example, as 672400 + 38675961 = 820^2 + 6219^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-39348361 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 39348361.

It is not an unprimeable number, because it can be changed into a prime (39348301) 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, 19215 + ... + 21163.

It is an arithmetic number, because the mean of its divisors is an integer number (5303025).

Almost surely, 239348361 is an apocalyptic number.

It is an amenable number.

39348361 is a deficient number, since it is larger than the sum of its proper divisors (3075839).

39348361 is a wasteful number, since it uses less digits than its factorization.

39348361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3515.

The product of its digits is 46656, while the sum is 37.

The square root of 39348361 is about 6272.8271935388. The cubic root of 39348361 is about 340.1278671306.

The spelling of 39348361 in words is "thirty-nine million, three hundred forty-eight thousand, three hundred sixty-one".

Divisors: 1 13 1553 1949 20189 25337 3026797 39348361