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8250764368 = 247116697049
BaseRepresentation
bin1111010111100100…
…01010110001010000
3210022000021020221111
413223302022301100
5113344143424433
63442414303104
7411314224420
oct75362126120
923260236844
108250764368
113554383430
1217231b7a94
13a164926c2
14583b02480
15334530dcd
hex1ebc8ac50

8250764368 has 40 divisors (see below), whose sum is σ = 19930420800. Its totient is φ = 3214583040.

The previous prime is 8250764351. The next prime is 8250764387. The reversal of 8250764368 is 8634670528.

It is a super-2 number, since 2×82507643682 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3347293 + ... + 3349756.

It is an arithmetic number, because the mean of its divisors is an integer number (498260520).

Almost surely, 28250764368 is an apocalyptic number.

8250764368 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

8250764368 is an abundant number, since it is smaller than the sum of its proper divisors (11679656432).

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

8250764368 is a wasteful number, since it uses less digits than its factorization.

8250764368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6697075 (or 6697069 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 49.

The square root of 8250764368 is about 90833.7182328237. The cubic root of 8250764368 is about 2020.6824123143.

The spelling of 8250764368 in words is "eight billion, two hundred fifty million, seven hundred sixty-four thousand, three hundred sixty-eight".

Divisors: 1 2 4 7 8 11 14 16 22 28 44 56 77 88 112 154 176 308 616 1232 6697049 13394098 26788196 46879343 53576392 73667539 93758686 107152784 147335078 187517372 294670156 375034744 515672773 589340312 750069488 1031345546 1178680624 2062691092 4125382184 8250764368