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102396960 = 253457901
BaseRepresentation
bin1100001101001…
…11010000100000
321010200022020000
412012213100200
5202203200320
614054420000
72352234261
oct606472040
9233608200
10102396960
1152889396
122a361600
13182a2823
14d856968
158ec9c90
hex61a7420

102396960 has 120 divisors (see below), whose sum is σ = 361421676. Its totient is φ = 27302400.

The previous prime is 102396953. The next prime is 102396961. The reversal of 102396960 is 69693201.

It can be written as a sum of positive squares in 2 ways, for example, as 102333456 + 63504 = 10116^2 + 252^2 .

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (102396961) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 9010 + ... + 16910.

Almost surely, 2102396960 is an apocalyptic number.

102396960 is a gapful number since it is divisible by the number (10) 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 102396960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (180710838).

102396960 is an abundant number, since it is smaller than the sum of its proper divisors (259024716).

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

102396960 is an equidigital number, since it uses as much as digits as its factorization.

102396960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7928 (or 7911 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 36.

The square root of 102396960 is about 10119.1383032351. The cubic root of 102396960 is about 467.8382083735.

The spelling of 102396960 in words is "one hundred two million, three hundred ninety-six thousand, nine hundred sixty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 72 80 81 90 96 108 120 135 144 160 162 180 216 240 270 288 324 360 405 432 480 540 648 720 810 864 1080 1296 1440 1620 2160 2592 3240 4320 6480 7901 12960 15802 23703 31604 39505 47406 63208 71109 79010 94812 118515 126416 142218 158020 189624 213327 237030 252832 284436 316040 355545 379248 426654 474060 568872 632080 639981 711090 758496 853308 948120 1066635 1137744 1264160 1279962 1422180 1706616 1896240 2133270 2275488 2559924 2844360 3199905 3413232 3792480 4266540 5119848 5688720 6399810 6826464 8533080 10239696 11377440 12799620 17066160 20479392 25599240 34132320 51198480 102396960