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5531230105 = 515723330241
BaseRepresentation
bin1010010011010111…
…11101111110011001
3112021110222121021021
411021223331332121
542311443330410
62312505242441
7254032452202
oct51153757631
915243877237
105531230105
112389265055
1210a4493421
136a1c2982b
143a68665a9
152258dceda
hex149afdf99

5531230105 has 16 divisors (see below), whose sum is σ = 6708643344. Its totient is φ = 4377784320.

The previous prime is 5531230099. The next prime is 5531230121. The reversal of 5531230105 is 5010321355.

It can be written as a sum of positive squares in 8 ways, for example, as 1407150144 + 4124079961 = 37512^2 + 64219^2 .

It is not a de Polignac number, because 5531230105 - 23 = 5531230097 is a prime.

It is a super-2 number, since 2×55312301052 = 61189012948916622050, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5531230105.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167785 + ... + 198025.

It is an arithmetic number, because the mean of its divisors is an integer number (419290209).

Almost surely, 25531230105 is an apocalyptic number.

It is an amenable number.

5531230105 is a deficient number, since it is larger than the sum of its proper divisors (1177413239).

5531230105 is a wasteful number, since it uses less digits than its factorization.

5531230105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30636.

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 5531230105 is about 74372.2401504755. The cubic root of 5531230105 is about 1768.5088684256.

The spelling of 5531230105 in words is "five billion, five hundred thirty-one million, two hundred thirty thousand, one hundred five".

Divisors: 1 5 157 233 785 1165 30241 36581 151205 182905 4747837 7046153 23739185 35230765 1106246021 5531230105