Search a number
-
+
124424044031 = 7107520931891
BaseRepresentation
bin111001111100001000…
…0000011110111111111
3102220011022210100000002
41303320100003313333
54014310023402111
6133054251024515
711663225631650
oct1637020036777
9386138710002
10124424044031
114884a146961
122014543b13b
13b96b9183c1
146044b1d527
15338358d63b
hex1cf8403dff

124424044031 has 16 divisors (see below), whose sum is σ = 143559924480. Its totient is φ = 105628864320.

The previous prime is 124424043983. The next prime is 124424044049. The reversal of 124424044031 is 130440424421.

It is not a de Polignac number, because 124424044031 - 218 = 124423781887 is a prime.

It is a super-2 number, since 2×1244240440312 (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 124424043985 and 124424044003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124424044931) 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, 3885596 + ... + 3917486.

It is an arithmetic number, because the mean of its divisors is an integer number (8972495280).

Almost surely, 2124424044031 is an apocalyptic number.

124424044031 is a deficient number, since it is larger than the sum of its proper divisors (19135880449).

124424044031 is a wasteful number, since it uses less digits than its factorization.

124424044031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37214.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 124424044031 its reverse (130440424421), we get a palindrome (254864468452).

The spelling of 124424044031 in words is "one hundred twenty-four billion, four hundred twenty-four million, forty-four thousand, thirty-one".

Divisors: 1 7 107 749 5209 31891 36463 223237 557363 3412337 3901541 23886359 166120219 1162841533 17774863433 124424044031