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5313217 = 721319439
BaseRepresentation
bin10100010001001011000001
3100222221100211
4110101023001
52330010332
6305514121
763106300
oct24211301
910887324
105313217
112aa9998
121942941
131140520
149c4437
156ee447
hex5112c1

5313217 has 24 divisors (see below), whose sum is σ = 7022400. Its totient is φ = 3973536.

The previous prime is 5313199. The next prime is 5313221. The reversal of 5313217 is 7123135.

It is not a de Polignac number, because 5313217 - 211 = 5311169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5313227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11884 + ... + 12322.

It is an arithmetic number, because the mean of its divisors is an integer number (292600).

Almost surely, 25313217 is an apocalyptic number.

It is an amenable number.

5313217 is a deficient number, since it is larger than the sum of its proper divisors (1709183).

5313217 is a wasteful number, since it uses less digits than its factorization.

5313217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485 (or 478 counting only the distinct ones).

The product of its digits is 630, while the sum is 22.

The square root of 5313217 is about 2305.0416482138. The cubic root of 5313217 is about 174.4961507403.

It can be divided in two parts, 5313 and 217, that multiplied together give a triangular number (1152921 = T1518).

The spelling of 5313217 in words is "five million, three hundred thirteen thousand, two hundred seventeen".

Divisors: 1 7 13 19 49 91 133 247 439 637 931 1729 3073 5707 8341 12103 21511 39949 58387 108433 279643 408709 759031 5313217