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232010331 = 3712786993
BaseRepresentation
bin11011101010000…
…11001001011011
3121011120100100020
431311003021123
5433343312311
635004441523
75515024650
oct1565031133
9534510306
10232010331
11109a66883
12658492a3
13390b4327
1422b55c27
151557dc06
hexdd4325b

232010331 has 16 divisors (see below), whose sum is σ = 356327424. Its totient is φ = 131531904.

The previous prime is 232010329. The next prime is 232010333. The reversal of 232010331 is 133010232.

It is an interprime number because it is at equal distance from previous prime (232010329) and next prime (232010333).

It is not a de Polignac number, because 232010331 - 21 = 232010329 is a prime.

It is a super-2 number, since 2×2320103312 = 107657587381459122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 232010331.

It is not an unprimeable number, because it can be changed into a prime (232010333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40830 + ... + 46163.

It is an arithmetic number, because the mean of its divisors is an integer number (22270464).

Almost surely, 2232010331 is an apocalyptic number.

232010331 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

232010331 is a deficient number, since it is larger than the sum of its proper divisors (124317093).

232010331 is a wasteful number, since it uses less digits than its factorization.

232010331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87130.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 232010331 is about 15231.8853396420. The cubic root of 232010331 is about 614.4724857217.

Adding to 232010331 its reverse (133010232), we get a palindrome (365020563).

Subtracting from 232010331 its reverse (133010232), we obtain a palindrome (99000099).

The spelling of 232010331 in words is "two hundred thirty-two million, ten thousand, three hundred thirty-one".

Divisors: 1 3 7 21 127 381 889 2667 86993 260979 608951 1826853 11048111 33144333 77336777 232010331