Search a number
-
+
332021131 = 13130719541
BaseRepresentation
bin10011110010100…
…011110110001011
3212010202102100221
4103302203312023
51134444134011
652540210511
711141063431
oct2362436613
9763672327
10332021131
11160465432
1293239a37
1353a2ca10
143214ad51
151e236971
hex13ca3d8b

332021131 has 8 divisors (see below), whose sum is σ = 357853104. Its totient is φ = 306230880.

The previous prime is 332021117. The next prime is 332021149. The reversal of 332021131 is 131120233.

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 332021131 - 27 = 332021003 is a prime.

It is a super-2 number, since 2×3320211312 = 220476062861038322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (332021111) 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, 7221 + ... + 26761.

It is an arithmetic number, because the mean of its divisors is an integer number (44731638).

Almost surely, 2332021131 is an apocalyptic number.

332021131 is a deficient number, since it is larger than the sum of its proper divisors (25831973).

332021131 is a wasteful number, since it uses less digits than its factorization.

332021131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20861.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 332021131 is about 18221.4470062067. The cubic root of 332021131 is about 692.4502475693.

Adding to 332021131 its reverse (131120233), we get a palindrome (463141364).

The spelling of 332021131 in words is "three hundred thirty-two million, twenty-one thousand, one hundred thirty-one".

Divisors: 1 13 1307 16991 19541 254033 25540087 332021131