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4212361405 = 57172616827
BaseRepresentation
bin1111101100010011…
…1000100010111101
3101212120022010112101
43323010320202331
532111331031110
61533553305101
7206246324020
oct37304704275
911776263471
104212361405
11187184a51a
12996865191
13521916355
142bd6331b7
15199c2213a
hexfb1388bd

4212361405 has 48 divisors (see below), whose sum is σ = 6238279296. Its totient is φ = 2673607680.

The previous prime is 4212361393. The next prime is 4212361409. The reversal of 4212361405 is 5041632124.

It is not a de Polignac number, because 4212361405 - 223 = 4203972797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4212361409) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 613602 + ... + 620428.

It is an arithmetic number, because the mean of its divisors is an integer number (129964152).

Almost surely, 24212361405 is an apocalyptic number.

It is an amenable number.

4212361405 is a deficient number, since it is larger than the sum of its proper divisors (2025917891).

4212361405 is a wasteful number, since it uses less digits than its factorization.

4212361405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6934 (or 6917 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 4212361405 is about 64902.7072239672. The cubic root of 4212361405 is about 1615.0099722376.

Adding to 4212361405 its reverse (5041632124), we get a palindrome (9253993529).

The spelling of 4212361405 in words is "four billion, two hundred twelve million, three hundred sixty-one thousand, four hundred five".

Divisors: 1 5 7 17 35 61 85 119 289 305 427 595 1037 1445 2023 2135 5185 6827 7259 10115 17629 34135 36295 47789 88145 116059 123403 238945 416447 580295 617015 812413 1973003 2082235 2915129 4062065 7079599 9865015 13811021 14575645 35397995 49557193 69055105 120353183 247785965 601765915 842472281 4212361405