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23311423104 = 273292093339
BaseRepresentation
bin10101101101011110…
…000001011010000000
32020011121112222202220
4111231132001122000
5340220211014404
614413100411040
71453451553444
oct255536013200
966147488686
1023311423104
119982766232
124626b46a80
1322767594a8
1411b1dd6824
159168284d9
hex56d781680

23311423104 has 64 divisors (see below), whose sum is σ = 64056204000. Its totient is φ = 7502523392.

The previous prime is 23311423073. The next prime is 23311423123. The reversal of 23311423104 is 40132411332.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1035534 + ... + 1057805.

Almost surely, 223311423104 is an apocalyptic number.

23311423104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

23311423104 is an abundant number, since it is smaller than the sum of its proper divisors (40744780896).

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

23311423104 is a wasteful number, since it uses less digits than its factorization.

23311423104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2093385 (or 2093373 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 23311423104 its reverse (40132411332), we get a palindrome (63443834436).

The spelling of 23311423104 in words is "twenty-three billion, three hundred eleven million, four hundred twenty-three thousand, one hundred four".

Divisors: 1 2 3 4 6 8 12 16 24 29 32 48 58 64 87 96 116 128 174 192 232 348 384 464 696 928 1392 1856 2784 3712 5568 11136 2093339 4186678 6280017 8373356 12560034 16746712 25120068 33493424 50240136 60706831 66986848 100480272 121413662 133973696 182120493 200960544 242827324 267947392 364240986 401921088 485654648 728481972 803842176 971309296 1456963944 1942618592 2913927888 3885237184 5827855776 7770474368 11655711552 23311423104