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1168699968 = 26331913541
BaseRepresentation
bin100010110101000…
…1111001001000000
310000110010002222000
41011222033021000
54343141344333
6311545144000
740650533352
oct10552171100
93013102860
101168699968
1154a778647
1228748b000
13158185857
14b13030d2
156c906713
hex45a8f240

1168699968 has 112 divisors (see below), whose sum is σ = 3454725120. Its totient is φ = 387417600.

The previous prime is 1168699963. The next prime is 1168699981. The reversal of 1168699968 is 8699968611.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (1168699963) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 328278 + ... + 331818.

It is an arithmetic number, because the mean of its divisors is an integer number (30845760).

Almost surely, 21168699968 is an apocalyptic number.

1168699968 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1168699968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1727362560).

1168699968 is an abundant number, since it is smaller than the sum of its proper divisors (2286025152).

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

1168699968 is a wasteful number, since it uses less digits than its factorization.

1168699968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3753 (or 3737 counting only the distinct ones).

The product of its digits is 10077696, while the sum is 63.

The square root of 1168699968 is about 34186.2540796736. The cubic root of 1168699968 is about 1053.3378190626.

The spelling of 1168699968 in words is "one billion, one hundred sixty-eight million, six hundred ninety-nine thousand, nine hundred sixty-eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 96 108 144 191 192 216 288 382 432 573 576 764 864 1146 1528 1719 1728 2292 3056 3438 3541 4584 5157 6112 6876 7082 9168 10314 10623 12224 13752 14164 18336 20628 21246 27504 28328 31869 36672 41256 42492 55008 56656 63738 82512 84984 95607 110016 113312 127476 165024 169968 191214 226624 254952 330048 339936 382428 509904 676331 679872 764856 1019808 1352662 1529712 2028993 2039616 2705324 3059424 4057986 5410648 6086979 6118848 8115972 10821296 12173958 16231944 18260937 21642592 24347916 32463888 36521874 43285184 48695832 64927776 73043748 97391664 129855552 146087496 194783328 292174992 389566656 584349984 1168699968