[go: up one dir, main page]

Search a number
-
+
140141030 = 25174791721
BaseRepresentation
bin10000101101001…
…10000111100110
3100202200220100112
420112212013212
5241334003110
621523413022
73321115301
oct1026460746
9322626315
10140141030
1172119037
123ab24172
13230595b3
141487db38
15c483405
hex85a61e6

140141030 has 32 divisors (see below), whose sum is σ = 267805440. Its totient is φ = 52618240.

The previous prime is 140140997. The next prime is 140141033. The reversal of 140141030 is 30141041.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 140140996 and 140141014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140141033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80570 + ... + 82290.

It is an arithmetic number, because the mean of its divisors is an integer number (8368920).

Almost surely, 2140141030 is an apocalyptic number.

140141030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140141030 is a deficient number, since it is larger than the sum of its proper divisors (127664410).

140141030 is a wasteful number, since it uses less digits than its factorization.

140141030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2224.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 140141030 is about 11838.1176713192. The cubic root of 140141030 is about 519.4237082055.

Adding to 140141030 its reverse (30141041), we get a palindrome (170282071).

The spelling of 140141030 in words is "one hundred forty million, one hundred forty-one thousand, thirty".

Divisors: 1 2 5 10 17 34 85 170 479 958 1721 2395 3442 4790 8143 8605 16286 17210 29257 40715 58514 81430 146285 292570 824359 1648718 4121795 8243590 14014103 28028206 70070515 140141030