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20113001324 = 2213631612977
BaseRepresentation
bin10010101110110101…
…000000101101101100
31220220201011022220222
4102232311000231230
5312142412020244
613123443230512
71311263455553
oct225665005554
956821138828
1020113001324
1185912a0649
123a93978438
131b86c21120
14d8b2dcd9a
157cab3cbee
hex4aed40b6c

20113001324 has 24 divisors (see below), whose sum is σ = 37965405408. Its totient is φ = 9268197120.

The previous prime is 20113001309. The next prime is 20113001329. The reversal of 20113001324 is 42310031102.

It is not an unprimeable number, because it can be changed into a prime (20113001329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 273677 + ... + 339300.

It is an arithmetic number, because the mean of its divisors is an integer number (1581891892).

Almost surely, 220113001324 is an apocalyptic number.

It is an amenable number.

20113001324 is a deficient number, since it is larger than the sum of its proper divisors (17852404084).

20113001324 is a wasteful number, since it uses less digits than its factorization.

20113001324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 613625 (or 613623 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 20113001324 its reverse (42310031102), we get a palindrome (62423032426).

The spelling of 20113001324 in words is "twenty billion, one hundred thirteen million, one thousand, three hundred twenty-four".

Divisors: 1 2 4 13 26 52 631 1262 2524 8203 16406 32812 612977 1225954 2451908 7968701 15937402 31874804 386788487 773576974 1547153948 5028250331 10056500662 20113001324