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5120213 = 71722531
BaseRepresentation
bin10011100010000011010101
3100122010121112
4103202003111
52302321323
6301424405
761343510
oct23420325
910563545
105120213
11298798a
12186b105
1310a3717
14973d77
156b2178
hex4e20d5

5120213 has 12 divisors (see below), whose sum is σ = 6218592. Its totient is φ = 4128960.

The previous prime is 5120201. The next prime is 5120221. The reversal of 5120213 is 3120215.

It is a happy number.

It is not a de Polignac number, because 5120213 - 214 = 5103829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5120263) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 758 + ... + 3288.

It is an arithmetic number, because the mean of its divisors is an integer number (518216).

Almost surely, 25120213 is an apocalyptic number.

It is an amenable number.

5120213 is a deficient number, since it is larger than the sum of its proper divisors (1098379).

5120213 is a wasteful number, since it uses less digits than its factorization.

5120213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2572 (or 2555 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 5120213 is about 2262.7887661026. The cubic root of 5120213 is about 172.3571652454.

Adding to 5120213 its reverse (3120215), we get a palindrome (8240428).

It can be divided in two parts, 51202 and 13, that added together give a palindrome (51215).

The spelling of 5120213 in words is "five million, one hundred twenty thousand, two hundred thirteen".

Divisors: 1 7 17 119 289 2023 2531 17717 43027 301189 731459 5120213