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55305102524 = 22712911529963
BaseRepresentation
bin110011100000011100…
…001110010010111100
312021202022022022011112
4303200130032102330
51401231101240044
641223512141152
73665340420650
oct634034162274
9167668268145
1055305102524
112150031a101
12a8756977b8
1352a4b94a49
142969132a60
15168a4b709e
hexce070e4bc

55305102524 has 24 divisors (see below), whose sum is σ = 110695955328. Its totient is φ = 23683811760.

The previous prime is 55305102509. The next prime is 55305102533. The reversal of 55305102524 is 42520150355.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 728834 + ... + 801129.

It is an arithmetic number, because the mean of its divisors is an integer number (4612331472).

Almost surely, 255305102524 is an apocalyptic number.

It is an amenable number.

55305102524 is an abundant number, since it is smaller than the sum of its proper divisors (55390852804).

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

55305102524 is a wasteful number, since it uses less digits than its factorization.

55305102524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1531265 (or 1531263 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 32.

Adding to 55305102524 its reverse (42520150355), we get a palindrome (97825252879).

The spelling of 55305102524 in words is "fifty-five billion, three hundred five million, one hundred two thousand, five hundred twenty-four".

Divisors: 1 2 4 7 14 28 1291 2582 5164 9037 18074 36148 1529963 3059926 6119852 10709741 21419482 42838964 1975182233 3950364466 7900728932 13826275631 27652551262 55305102524