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5516031 = 313713421
BaseRepresentation
bin10101000010101011111111
3101101020120110
4111002223333
52403003111
6314121103
764612503
oct25025377
911336513
105516031
113128304
121a20193
1311b1931
14a38303
1573e5a6
hex542aff

5516031 has 8 divisors (see below), whose sum is σ = 7408944. Its totient is φ = 3650240.

The previous prime is 5516029. The next prime is 5516053. The reversal of 5516031 is 1306155.

It is a happy number.

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 5516031 - 21 = 5516029 is a prime.

It is a super-2 number, since 2×55160312 = 60853195985922, which contains 22 as substring.

5516031 is a lucky number.

It is a zygodrome in base 4.

It is a junction number, because it is equal to n+sod(n) for n = 5515989 and 5516007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5516011) 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, 6300 + ... + 7121.

It is an arithmetic number, because the mean of its divisors is an integer number (926118).

Almost surely, 25516031 is an apocalyptic number.

5516031 is a deficient number, since it is larger than the sum of its proper divisors (1892913).

5516031 is a wasteful number, since it uses less digits than its factorization.

5516031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13561.

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 5516031 is about 2348.6232137148. The cubic root of 5516031 is about 176.6887504532.

The spelling of 5516031 in words is "five million, five hundred sixteen thousand, thirty-one".

Divisors: 1 3 137 411 13421 40263 1838677 5516031