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252353100 = 223521749481
BaseRepresentation
bin11110000101010…
…01101001001100
3122120211212101010
433002221221030
51004100244400
641012445220
76152652216
oct1702515114
9576755333
10252353100
1111a4a068a
1270619810
134038777c
142572d5b6
151724b450
hexf0a9a4c

252353100 has 72 divisors (see below), whose sum is σ = 773106768. Its totient is φ = 63334400.

The previous prime is 252353093. The next prime is 252353107. The reversal of 252353100 is 1353252.

It is an interprime number because it is at equal distance from previous prime (252353093) and next prime (252353107).

It is a super-2 number, since 2×2523531002 = 127364174159220000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (252353107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19641 + ... + 29840.

It is an arithmetic number, because the mean of its divisors is an integer number (10737594).

Almost surely, 2252353100 is an apocalyptic number.

252353100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

252353100 is an abundant number, since it is smaller than the sum of its proper divisors (520753668).

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

252353100 is a wasteful number, since it uses less digits than its factorization.

252353100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49515 (or 49508 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 252353100 is about 15885.6255778613. The cubic root of 252353100 is about 631.9308361796.

The spelling of 252353100 in words is "two hundred fifty-two million, three hundred fifty-three thousand, one hundred".

Divisors: 1 2 3 4 5 6 10 12 15 17 20 25 30 34 50 51 60 68 75 85 100 102 150 170 204 255 300 340 425 510 850 1020 1275 1700 2550 5100 49481 98962 148443 197924 247405 296886 494810 593772 742215 841177 989620 1237025 1484430 1682354 2474050 2523531 2968860 3364708 3711075 4205885 4948100 5047062 7422150 8411770 10094124 12617655 14844300 16823540 21029425 25235310 42058850 50470620 63088275 84117700 126176550 252353100