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552012524 = 22719714733
BaseRepresentation
bin100000111001110…
…000101011101100
31102110201010211022
4200321300223230
52112303400044
6130435313312
716452012650
oct4071605354
91373633738
10552012524
112636621a8
12134a4b838
138a49653b
1453454a60
15336de3ee
hex20e70aec

552012524 has 12 divisors (see below), whose sum is σ = 1104025104. Its totient is φ = 236576784.

The previous prime is 552012523. The next prime is 552012553. The reversal of 552012524 is 425210255.

552012524 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 552012493 and 552012502.

It is not an unprimeable number, because it can be changed into a prime (552012521) 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, 9857339 + ... + 9857394.

It is an arithmetic number, because the mean of its divisors is an integer number (92002092).

Almost surely, 2552012524 is an apocalyptic number.

It is an amenable number.

552012524 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

552012524 is a wasteful number, since it uses less digits than its factorization.

552012524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19714744 (or 19714742 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 552012524 is about 23494.9467758495. The cubic root of 552012524 is about 820.3193897597.

Adding to 552012524 its reverse (425210255), we get a palindrome (977222779).

The spelling of 552012524 in words is "five hundred fifty-two million, twelve thousand, five hundred twenty-four".

Divisors: 1 2 4 7 14 28 19714733 39429466 78858932 138003131 276006262 552012524