Search a number
-
+
23331120310130 = 257331960438781
BaseRepresentation
bin1010100111000001100110…
…01000110110011101110010
310001121102200220000100210212
411103200303020312131302
511024224113244411010
6121342100235024122
74625421624333443
oct523406310663562
9101542626010725
1023331120310130
1174857441a0686
122749888b9b042
131003166149919
145a93374092ca
152a6d68e0b505
hex153833236772

23331120310130 has 16 divisors (see below), whose sum is σ = 42571304457624. Its totient is φ = 9204606368640.

The previous prime is 23331120310111. The next prime is 23331120310219. The reversal of 23331120310130 is 3101302113332.

It can be written as a sum of positive squares in 4 ways, for example, as 17033193782641 + 6297926527489 = 4127129^2 + 2509567^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23331120310096 and 23331120310105.

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, 15980218661 + ... + 15980220120.

Almost surely, 223331120310130 is an apocalyptic number.

23331120310130 is a deficient number, since it is larger than the sum of its proper divisors (19240184147494).

23331120310130 is a wasteful number, since it uses less digits than its factorization.

23331120310130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31960438861.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 23331120310130 its reverse (3101302113332), we get a palindrome (26432422423462).

The spelling of 23331120310130 in words is "twenty-three trillion, three hundred thirty-one billion, one hundred twenty million, three hundred ten thousand, one hundred thirty".

Divisors: 1 2 5 10 73 146 365 730 31960438781 63920877562 159802193905 319604387810 2333112031013 4666224062026 11665560155065 23331120310130