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2235420357 = 31961363977
BaseRepresentation
bin1000010100111101…
…1100111011000101
312202210100010020120
42011033130323011
514034231422412
61005452452153
7106252521342
oct20517347305
95683303216
102235420357
11a47922445
1252477a059
13298183851
14172c5b7c9
15d13b6b8c
hex853dcec5

2235420357 has 16 divisors (see below), whose sum is σ = 3142599360. Its totient is φ = 1409519232.

The previous prime is 2235420349. The next prime is 2235420359. The reversal of 2235420357 is 7530245322.

It is not a de Polignac number, because 2235420357 - 23 = 2235420349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2235420359) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2953 + ... + 66929.

It is an arithmetic number, because the mean of its divisors is an integer number (196412460).

Almost surely, 22235420357 is an apocalyptic number.

It is an amenable number.

2235420357 is a deficient number, since it is larger than the sum of its proper divisors (907179003).

2235420357 is a wasteful number, since it uses less digits than its factorization.

2235420357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64612.

The product of its (nonzero) digits is 50400, while the sum is 33.

The square root of 2235420357 is about 47280.2322012065. The cubic root of 2235420357 is about 1307.5342302335.

Adding to 2235420357 its reverse (7530245322), we get a palindrome (9765665679).

The spelling of 2235420357 in words is "two billion, two hundred thirty-five million, four hundred twenty thousand, three hundred fifty-seven".

Divisors: 1 3 19 57 613 1839 11647 34941 63977 191931 1215563 3646689 39217901 117653703 745140119 2235420357