Search a number
-
+
23310020031300 = 2232521743793831171
BaseRepresentation
bin1010100110011010010010…
…11101101011001101000100
310001112102020101010010202100
411103031021131223031010
511023402410112000200
6121324250402512100
74624044012042522
oct523151135531504
9101472211103670
1023310020031300
1174777a6686912
12274577a665630
131001182824432
145a82d4d51312
152a65317a1d00
hex15334976b344

23310020031300 has 864 divisors, whose sum is σ = 80440931450880. Its totient is φ = 5622433689600.

The previous prime is 23310020031299. The next prime is 23310020031301. The reversal of 23310020031300 is 313002001332.

23310020031300 is a `hidden beast` number, since 2 + 3 + 310 + 0 + 20 + 0 + 31 + 300 = 666.

It is an interprime number because it is at equal distance from previous prime (23310020031299) and next prime (23310020031301).

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 (23310020031301) by changing a digit.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 19906079715 + ... + 19906080885.

It is an arithmetic number, because the mean of its divisors is an integer number (93102929920).

Almost surely, 223310020031300 is an apocalyptic number.

23310020031300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23310020031300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40220465725440).

23310020031300 is an abundant number, since it is smaller than the sum of its proper divisors (57130911419580).

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

23310020031300 is a wasteful number, since it uses less digits than its factorization.

23310020031300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1713 (or 1703 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 23310020031300 its reverse (313002001332), we get a palindrome (23623022032632).

The spelling of 23310020031300 in words is "twenty-three trillion, three hundred ten billion, twenty million, thirty-one thousand, three hundred".