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23800634481 = 313610272679
BaseRepresentation
bin10110001010101000…
…001101110001110001
32021102201002111121210
4112022220031301301
5342220430300411
614533414110333
71501542024621
oct261250156161
967381074553
1023800634481
11a103923a58
12474294b3a9
132323c04a90
14121ad80881
1594475eca6
hex58aa0dc71

23800634481 has 8 divisors (see below), whose sum is σ = 34175270080. Its totient is φ = 14646544272.

The previous prime is 23800634479. The next prime is 23800634509. The reversal of 23800634481 is 18443600832.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 23800634481 - 21 = 23800634479 is a prime.

It is a super-2 number, since 2×238006344812 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 610272679 = 23800634481 / (2 + 3 + 8 + 0 + 0 + 6 + 3 + 4 + 4 + 8 + 1).

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (23800634471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 305136301 + ... + 305136378.

It is an arithmetic number, because the mean of its divisors is an integer number (4271908760).

Almost surely, 223800634481 is an apocalyptic number.

It is an amenable number.

23800634481 is a deficient number, since it is larger than the sum of its proper divisors (10374635599).

23800634481 is a wasteful number, since it uses less digits than its factorization.

23800634481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 610272695.

The product of its (nonzero) digits is 110592, while the sum is 39.

The spelling of 23800634481 in words is "twenty-three billion, eight hundred million, six hundred thirty-four thousand, four hundred eighty-one".

Divisors: 1 3 13 39 610272679 1830818037 7933544827 23800634481