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553054831 = 7194158307
BaseRepresentation
bin100000111101101…
…111001001101111
31102112200002121021
4200331233021233
52113040223311
6130513515011
716463613520
oct4075571157
91375602537
10553054831
1126420430a
12135272a67
138a76caa4
1453646847
1533848171
hex20f6f26f

553054831 has 8 divisors (see below), whose sum is σ = 665329280. Its totient is φ = 449097048.

The previous prime is 553054823. The next prime is 553054867. The reversal of 553054831 is 138450355.

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 553054831 - 23 = 553054823 is a prime.

It is a super-2 number, since 2×5530548312 = 611739292184877122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553052831) 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, 2079021 + ... + 2079286.

It is an arithmetic number, because the mean of its divisors is an integer number (83166160).

Almost surely, 2553054831 is an apocalyptic number.

553054831 is a deficient number, since it is larger than the sum of its proper divisors (112274449).

553054831 is a wasteful number, since it uses less digits than its factorization.

553054831 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4158333.

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 553054831 is about 23517.1178293600. The cubic root of 553054831 is about 820.8353726513.

The spelling of 553054831 in words is "five hundred fifty-three million, fifty-four thousand, eight hundred thirty-one".

Divisors: 1 7 19 133 4158307 29108149 79007833 553054831