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232061501 = 7222920681
BaseRepresentation
bin11011101010011…
…11101000111101
3121011122221112102
431311033220331
5433401432001
635005514445
75515330100
oct1565175075
9534587472
10232061501
11109aa1271
1265872a25
13391016c9
1422b6a737
151558de6b
hexdd4fa3d

232061501 has 12 divisors (see below), whose sum is σ = 271141020. Its totient is φ = 198031680.

The previous prime is 232061483. The next prime is 232061503. The reversal of 232061501 is 105160232.

It can be written as a sum of positive squares in 2 ways, for example, as 120780100 + 111281401 = 10990^2 + 10549^2 .

It is not a de Polignac number, because 232061501 - 26 = 232061437 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 (232061503) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 881 + ... + 21561.

It is an arithmetic number, because the mean of its divisors is an integer number (22595085).

Almost surely, 2232061501 is an apocalyptic number.

It is an amenable number.

232061501 is a deficient number, since it is larger than the sum of its proper divisors (39079519).

232061501 is a wasteful number, since it uses less digits than its factorization.

232061501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20924 (or 20917 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 232061501 is about 15233.5649471816. The cubic root of 232061501 is about 614.5176564772.

The spelling of 232061501 in words is "two hundred thirty-two million, sixty-one thousand, five hundred one".

Divisors: 1 7 49 229 1603 11221 20681 144767 1013369 4735949 33151643 232061501