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23688674422 = 2719475918713
BaseRepresentation
bin10110000011111101…
…000111110001110110
32021010220102100021221
4112003331013301312
5342003300040142
614514334300554
71466012260510
oct260375076166
967126370257
1023688674422
11a056703786
12471135775a
13230696451a
14120a158bb0
159399e6767
hex583f47c76

23688674422 has 32 divisors (see below), whose sum is σ = 42757747200. Its totient is φ = 9615423168.

The previous prime is 23688674419. The next prime is 23688674423. The reversal of 23688674422 is 22447688632.

It is a happy number.

It is a super-2 number, since 2×236886744222 (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23688674422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23688674423) 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, 1256538 + ... + 1275250.

It is an arithmetic number, because the mean of its divisors is an integer number (1336179600).

Almost surely, 223688674422 is an apocalyptic number.

23688674422 is a deficient number, since it is larger than the sum of its proper divisors (19069072778).

23688674422 is a wasteful number, since it uses less digits than its factorization.

23688674422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23500.

The product of its digits is 6193152, while the sum is 52.

The spelling of 23688674422 in words is "twenty-three billion, six hundred eighty-eight million, six hundred seventy-four thousand, four hundred twenty-two".

Divisors: 1 2 7 14 19 38 133 266 4759 9518 18713 33313 37426 66626 90421 130991 180842 261982 355547 632947 711094 1265894 2488829 4977658 89055167 178110334 623386169 1246772338 1692048173 3384096346 11844337211 23688674422