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168313502200 = 23522557329123
BaseRepresentation
bin1001110011000001000…
…1000011100111111000
3121002110001112211001211
42130300101003213320
510224201224032300
6205153330252504
715105652106644
oct2346021034770
9532401484054
10168313502200
1165421647438
1228753a27134
1312b447274ac
148209aa7c24
1545a17624ba
hex27304439f8

168313502200 has 48 divisors (see below), whose sum is σ = 391483124280. Its totient is φ = 67298866560.

The previous prime is 168313502179. The next prime is 168313502251. The reversal of 168313502200 is 2205313861.

It is a congruent 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 11 ways as a sum of consecutive naturals, for example, 346839 + ... + 675961.

Almost surely, 2168313502200 is an apocalyptic number.

168313502200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

168313502200 is an abundant number, since it is smaller than the sum of its proper divisors (223169622080).

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

168313502200 is a wasteful number, since it uses less digits than its factorization.

168313502200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331696 (or 331687 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 168313502200 in words is "one hundred sixty-eight billion, three hundred thirteen million, five hundred two thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 2557 5114 10228 12785 20456 25570 51140 63925 102280 127850 255700 329123 511400 658246 1316492 1645615 2632984 3291230 6582460 8228075 13164920 16456150 32912300 65824600 841567511 1683135022 3366270044 4207837555 6732540088 8415675110 16831350220 21039187775 33662700440 42078375550 84156751100 168313502200