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5311469 = 19279551
BaseRepresentation
bin10100010000101111101101
3100222211222002
4110100233231
52324431334
6305502045
763101222
oct24205755
910884862
105311469
112aa8649
121941925
13113c7a7
149c3949
156edb7e
hex510bed

5311469 has 4 divisors (see below), whose sum is σ = 5591040. Its totient is φ = 5031900.

The previous prime is 5311441. The next prime is 5311487. The reversal of 5311469 is 9641135.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5311469 - 212 = 5307373 is a prime.

It is a super-2 number, since 2×53114692 = 56423405875922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5311409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139757 + ... + 139794.

It is an arithmetic number, because the mean of its divisors is an integer number (1397760).

Almost surely, 25311469 is an apocalyptic number.

It is an amenable number.

5311469 is a deficient number, since it is larger than the sum of its proper divisors (279571).

5311469 is a wasteful number, since it uses less digits than its factorization.

5311469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279570.

The product of its digits is 3240, while the sum is 29.

The square root of 5311469 is about 2304.6624481689. The cubic root of 5311469 is about 174.4770127600.

The spelling of 5311469 in words is "five million, three hundred eleven thousand, four hundred sixty-nine".

Divisors: 1 19 279551 5311469