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213200230368 = 2535341902561
BaseRepresentation
bin1100011010001110111…
…0010101011111100000
3202101022021211212101110
43012203232111133200
511443113224332433
6241535352503320
721255205025436
oct3064356253740
9671267755343
10213200230368
1182465a766a4
12353a03aab40
1317149028c88
14a46728cd56
15582c278963
hex31a3b957e0

213200230368 has 48 divisors (see below), whose sum is σ = 570210063696. Its totient is φ = 69725859840.

The previous prime is 213200230367. The next prime is 213200230427. The reversal of 213200230368 is 863032002312.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213200230367) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20946193 + ... + 20956368.

It is an arithmetic number, because the mean of its divisors is an integer number (11879376327).

Almost surely, 2213200230368 is an apocalyptic number.

It is an amenable number.

213200230368 is an abundant number, since it is smaller than the sum of its proper divisors (357009833328).

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

213200230368 is a wasteful number, since it uses less digits than its factorization.

213200230368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41902627 (or 41902619 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

The spelling of 213200230368 in words is "two hundred thirteen billion, two hundred million, two hundred thirty thousand, three hundred sixty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 53 96 106 159 212 318 424 636 848 1272 1696 2544 5088 41902561 83805122 125707683 167610244 251415366 335220488 502830732 670440976 1005661464 1340881952 2011322928 2220835733 4022645856 4441671466 6662507199 8883342932 13325014398 17766685864 26650028796 35533371728 53300057592 71066743456 106600115184 213200230368