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5211401 = 131723581
BaseRepresentation
bin10011111000010100001001
3100210202200212
4103320110021
52313231101
6303410505
762203406
oct23702411
910722625
105211401
112a3a448
1218b3a35
131106090
149992ad
156ce1bb
hex4f8509

5211401 has 8 divisors (see below), whose sum is σ = 5942664. Its totient is φ = 4527360.

The previous prime is 5211391. The next prime is 5211421. The reversal of 5211401 is 1041125.

It can be written as a sum of positive squares in 4 ways, for example, as 265225 + 4946176 = 515^2 + 2224^2 .

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 5211401 - 222 = 1017097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5211421) 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, 11570 + ... + 12011.

It is an arithmetic number, because the mean of its divisors is an integer number (742833).

Almost surely, 25211401 is an apocalyptic number.

It is an amenable number.

5211401 is a deficient number, since it is larger than the sum of its proper divisors (731263).

5211401 is a wasteful number, since it uses less digits than its factorization.

5211401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23611.

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 5211401 is about 2282.8493160960. The cubic root of 5211401 is about 173.3743439286.

Adding to 5211401 its reverse (1041125), we get a palindrome (6252526).

The spelling of 5211401 in words is "five million, two hundred eleven thousand, four hundred one".

Divisors: 1 13 17 221 23581 306553 400877 5211401