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8230531148 = 227476254203
BaseRepresentation
bin1111010101001001…
…11111000001001100
3210020121012022011222
413222210333001030
5113324003444043
63440412502512
7410650234430
oct75244770114
923217168158
108230531148
113543a13964
12171847aa38
13a1222a098
145811569c0
15332885d68
hex1ea93f04c

8230531148 has 24 divisors (see below), whose sum is σ = 16811300352. Its totient is φ = 3452319504.

The previous prime is 8230531129. The next prime is 8230531157. The reversal of 8230531148 is 8411350328.

It is a happy 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, 3125786 + ... + 3128417.

It is an arithmetic number, because the mean of its divisors is an integer number (700470848).

Almost surely, 28230531148 is an apocalyptic number.

It is an amenable number.

8230531148 is an abundant number, since it is smaller than the sum of its proper divisors (8580769204).

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

8230531148 is a wasteful number, since it uses less digits than its factorization.

8230531148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6254261 (or 6254259 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 8230531148 is about 90722.2748171583. The cubic root of 8230531148 is about 2019.0292976833.

The spelling of 8230531148 in words is "eight billion, two hundred thirty million, five hundred thirty-one thousand, one hundred forty-eight".

Divisors: 1 2 4 7 14 28 47 94 188 329 658 1316 6254203 12508406 25016812 43779421 87558842 175117684 293947541 587895082 1175790164 2057632787 4115265574 8230531148