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552872701 = 2158925609
BaseRepresentation
bin100000111101000…
…010101011111101
31102112022211202201
4200331002223331
52113013411301
6130505551501
716462224523
oct4075025375
91375284681
10552872701
1126409a497
121351a5591
138a707c14
14535da313
153380e201
hex20f42afd

552872701 has 4 divisors (see below), whose sum is σ = 552919900. Its totient is φ = 552825504.

The previous prime is 552872647. The next prime is 552872713. The reversal of 552872701 is 107278255.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 459073476 + 93799225 = 21426^2 + 9685^2 .

It is a cyclic number.

It is not a de Polignac number, because 552872701 - 211 = 552870653 is a prime.

It is a super-2 number, since 2×5528727012 = 611336447022070802, 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 (552852701) 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, 8785 + ... + 34393.

It is an arithmetic number, because the mean of its divisors is an integer number (138229975).

Almost surely, 2552872701 is an apocalyptic number.

It is an amenable number.

552872701 is a deficient number, since it is larger than the sum of its proper divisors (47199).

552872701 is a wasteful number, since it uses less digits than its factorization.

552872701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47198.

The product of its (nonzero) digits is 39200, while the sum is 37.

The square root of 552872701 is about 23513.2452247664. The cubic root of 552872701 is about 820.7452579214.

The spelling of 552872701 in words is "five hundred fifty-two million, eight hundred seventy-two thousand, seven hundred one".

Divisors: 1 21589 25609 552872701