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23023710135 = 345191367811
BaseRepresentation
bin10101011100010100…
…011110111110110111
32012102120011122210000
4111130110132332313
5334123032211020
614324342002343
71443356210226
oct253424367667
965376148700
1023023710135
119845314218
1245667163b3
13222bc7122a
141185b00cbd
158eb445090
hex55c51efb7

23023710135 has 80 divisors (see below), whose sum is σ = 41652559872. Its totient is φ = 12166718400.

The previous prime is 23023710133. The next prime is 23023710167. The reversal of 23023710135 is 53101732032.

It is not a de Polignac number, because 23023710135 - 21 = 23023710133 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 23023710099 and 23023710108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23023710133) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 28388880 + ... + 28389690.

Almost surely, 223023710135 is an apocalyptic number.

23023710135 is a deficient number, since it is larger than the sum of its proper divisors (18628849737).

23023710135 is a wasteful number, since it uses less digits than its factorization.

23023710135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1386 (or 1377 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The spelling of 23023710135 in words is "twenty-three billion, twenty-three million, seven hundred ten thousand, one hundred thirty-five".

Divisors: 1 3 5 9 15 27 45 81 135 191 367 405 573 811 955 1101 1719 1835 2433 2865 3303 4055 5157 5505 7299 8595 9909 12165 15471 16515 21897 25785 29727 36495 49545 65691 70097 77355 109485 148635 154901 210291 297637 328455 350485 464703 630873 774505 892911 1051455 1394109 1488185 1892619 2323515 2678733 3154365 4182327 4464555 5677857 6970545 8036199 9463095 12546981 13393665 20911635 24108597 28389285 40180995 56848667 62734905 120542985 170546001 284243335 511638003 852730005 1534914009 2558190015 4604742027 7674570045 23023710135