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233012103220 = 225138681103237
BaseRepresentation
bin1101100100000010011…
…0101000100000110100
3211021110000101021201001
43121000212220200310
512304202044300340
6255013322013044
722556154124621
oct3310046504064
9737400337631
10233012103220
118a902291a36
12391ab347184
1318c85745770
14b3c65a3348
1560db73329a
hex36409a8834

233012103220 has 48 divisors (see below), whose sum is σ = 527031641808. Its totient is φ = 86024494080.

The previous prime is 233012103199. The next prime is 233012103251. The reversal of 233012103220 is 22301210332.

It can be written as a sum of positive squares in 8 ways, for example, as 15309607824 + 217702495396 = 123732^2 + 466586^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2205442 + ... + 2308678.

It is an arithmetic number, because the mean of its divisors is an integer number (10979825871).

Almost surely, 2233012103220 is an apocalyptic number.

233012103220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

233012103220 is an abundant number, since it is smaller than the sum of its proper divisors (294019538588).

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

233012103220 is a wasteful number, since it uses less digits than its factorization.

233012103220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111940 (or 111938 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 233012103220 its reverse (22301210332), we get a palindrome (255313313552).

The spelling of 233012103220 in words is "two hundred thirty-three billion, twelve million, one hundred three thousand, two hundred twenty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 8681 17362 34724 43405 86810 103237 112853 173620 206474 225706 412948 451412 516185 564265 1032370 1128530 1342081 2064740 2257060 2684162 5368324 6710405 13420810 26841620 896200397 1792400794 3584801588 4481001985 8962003970 11650605161 17924007940 23301210322 46602420644 58253025805 116506051610 233012103220