Search a number
-
+
4152205231 = 37227494369
BaseRepresentation
bin1111011101111101…
…1001111110101111
3101201101002212202221
43313133121332233
532000431031411
61524004100211
7204616106416
oct36737317657
911641085687
104152205231
1118408a2279
1297a694667
13512313295
142b565447d
151947dd071
hexf77d9faf

4152205231 has 8 divisors (see below), whose sum is σ = 4283221680. Its totient is φ = 4022178048.

The previous prime is 4152205229. The next prime is 4152205241. The reversal of 4152205231 is 1325022514.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4152205231 - 21 = 4152205229 is a prime.

It is a super-2 number, since 2×41522052312 = 34481616560687526722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4152205196 and 4152205205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4152205241) 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, 238786 + ... + 255583.

It is an arithmetic number, because the mean of its divisors is an integer number (535402710).

Almost surely, 24152205231 is an apocalyptic number.

4152205231 is a deficient number, since it is larger than the sum of its proper divisors (131016449).

4152205231 is a wasteful number, since it uses less digits than its factorization.

4152205231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494633.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 4152205231 is about 64437.6072724616. The cubic root of 4152205231 is about 1607.2851680619.

Adding to 4152205231 its reverse (1325022514), we get a palindrome (5477227745).

The spelling of 4152205231 in words is "four billion, one hundred fifty-two million, two hundred five thousand, two hundred thirty-one".

Divisors: 1 37 227 8399 494369 18291653 112221763 4152205231