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23001141040 = 245417012543
BaseRepresentation
bin10101011010111110…
…011000111100110000
32012100222201000210121
4111122332120330300
5334101243003130
614322214140024
71442663321143
oct253276307460
965328630717
1023001141040
1198335a9779
12455b051614
13222739b637
141182b0805a
158e9487d7a
hex55af98f30

23001141040 has 40 divisors (see below), whose sum is σ = 54781993728. Its totient is φ = 8976053760.

The previous prime is 23001141019. The next prime is 23001141067. The reversal of 23001141040 is 4014110032.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3502992 + ... + 3509551.

Almost surely, 223001141040 is an apocalyptic number.

23001141040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23001141040 is an abundant number, since it is smaller than the sum of its proper divisors (31780852688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23001141040 is a wasteful number, since it uses less digits than its factorization.

23001141040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7012597 (or 7012591 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 23001141040 its reverse (4014110032), we get a palindrome (27015251072).

The spelling of 23001141040 in words is "twenty-three billion, one million, one hundred forty-one thousand, forty".

Divisors: 1 2 4 5 8 10 16 20 40 41 80 82 164 205 328 410 656 820 1640 3280 7012543 14025086 28050172 35062715 56100344 70125430 112200688 140250860 280501720 287514263 561003440 575028526 1150057052 1437571315 2300114104 2875142630 4600228208 5750285260 11500570520 23001141040