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23000214402 = 23211180164499
BaseRepresentation
bin10101011010111010…
…110110101110000010
32012100220221221200200
4111122322312232002
5334101023330102
614322142230030
71442652411444
oct253272665602
965326857620
1023000214402
119833026560
12455a885316
132227135929
141182946494
158e935351c
hex55aeb6b82

23000214402 has 48 divisors (see below), whose sum is σ = 54395172000. Its totient is φ = 6965784000.

The previous prime is 23000214359. The next prime is 23000214403. The reversal of 23000214402 is 20441200032.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (23000214403) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 324349 + ... + 388847.

It is an arithmetic number, because the mean of its divisors is an integer number (1133232750).

Almost surely, 223000214402 is an apocalyptic number.

23000214402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23000214402 is an abundant number, since it is smaller than the sum of its proper divisors (31394957598).

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

23000214402 is a wasteful number, since it uses less digits than its factorization.

23000214402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66319 (or 66316 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 23000214402 its reverse (20441200032), we get a palindrome (43441414434).

The spelling of 23000214402 in words is "twenty-three billion, two hundred fourteen thousand, four hundred two".

Divisors: 1 2 3 6 9 11 18 22 33 66 99 198 1801 3602 5403 10806 16209 19811 32418 39622 59433 64499 118866 128998 178299 193497 356598 386994 580491 709489 1160982 1418978 2128467 4256934 6385401 12770802 116162699 232325398 348488097 696976194 1045464291 1277789689 2090928582 2555579378 3833369067 7666738134 11500107201 23000214402