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4243211357 = 7112911811609
BaseRepresentation
bin1111110011101010…
…0100010001011101
3101221201100110201012
43330322210101131
532142230230412
61541014425005
7210102462410
oct37472442135
911851313635
104243211357
111888200550
129a5062165
13528128168
142c3783b77
1519c7b7c22
hexfcea445d

4243211357 has 32 divisors (see below), whose sum is σ = 5480697600. Its totient is φ = 3187699200.

The previous prime is 4243211353. The next prime is 4243211363. The reversal of 4243211357 is 7531123424.

It is not a de Polignac number, because 4243211357 - 22 = 4243211353 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4243211353) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2636369 + ... + 2637977.

It is an arithmetic number, because the mean of its divisors is an integer number (171271800).

Almost surely, 24243211357 is an apocalyptic number.

It is an amenable number.

4243211357 is a deficient number, since it is larger than the sum of its proper divisors (1237486243).

4243211357 is a wasteful number, since it uses less digits than its factorization.

4243211357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2837.

The product of its digits is 20160, while the sum is 32.

The square root of 4243211357 is about 65139.9367285539. The cubic root of 4243211357 is about 1618.9429873776.

The spelling of 4243211357 in words is "four billion, two hundred forty-three million, two hundred eleven thousand, three hundred fifty-seven".

Divisors: 1 7 11 29 77 203 319 1181 1609 2233 8267 11263 12991 17699 34249 46661 90937 123893 239743 326627 376739 513271 1900229 2637173 3592897 13301603 20902519 55106641 146317633 385746487 606173051 4243211357