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212152141355 = 5711927759399
BaseRepresentation
bin1100010110010101000…
…0001100011000101011
3202021121020200102112212
43011211100030120223
511433441422010410
6241243352355335
721220220306360
oct3054520143053
9667536612485
10212152141355
1181a78397930
12351493a5b4b
131700cb5246b
14a3a7dc4467
1557ba248b05
hex316540c62b

212152141355 has 32 divisors (see below), whose sum is σ = 317441203200. Its totient is φ = 132234203520.

The previous prime is 212152141319. The next prime is 212152141361. The reversal of 212152141355 is 553141251212.

It is not a de Polignac number, because 212152141355 - 218 = 212151879211 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3541946 + ... + 3601344.

It is an arithmetic number, because the mean of its divisors is an integer number (9920037600).

Almost surely, 2212152141355 is an apocalyptic number.

212152141355 is a deficient number, since it is larger than the sum of its proper divisors (105289061845).

212152141355 is a wasteful number, since it uses less digits than its factorization.

212152141355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68699.

The product of its digits is 12000, while the sum is 32.

Adding to 212152141355 its reverse (553141251212), we get a palindrome (765293392567).

The spelling of 212152141355 in words is "two hundred twelve billion, one hundred fifty-two million, one hundred forty-one thousand, three hundred fifty-five".

Divisors: 1 5 7 11 35 55 77 385 9277 46385 59399 64939 102047 296995 324695 415793 510235 653389 714329 2078965 3266945 3571645 4573723 22868615 551044523 2755222615 3857311661 6061489753 19286558305 30307448765 42430428271 212152141355