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230067703121780 = 22531371076940519
BaseRepresentation
bin110100010011111011001111…
…101110000000011101110100
31010011121020221210200202100102
4310103323033232000131310
5220123412123444344110
62133151351013333232
766313562105033516
oct6423731756003564
91104536853622312
10230067703121780
116734118a617907
12219787b4337218
139b4b3a3024524
1440b549c92bbb6
151b8e8c79c25a5
hexd13ecfb80774

230067703121780 has 24 divisors (see below), whose sum is σ = 498727408058880. Its totient is φ = 89058465724320.

The previous prime is 230067703121779. The next prime is 230067703121797. The reversal of 230067703121780 is 87121307760032.

It is a super-2 number, since 2×2300677031217802 (a number of 30 digits) contains 22 as substring.

It is a congruent number.

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, 185538469640 + ... + 185538470879.

It is an arithmetic number, because the mean of its divisors is an integer number (20780308669120).

Almost surely, 2230067703121780 is an apocalyptic number.

230067703121780 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230067703121780 is an abundant number, since it is smaller than the sum of its proper divisors (268659704937100).

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

230067703121780 is a wasteful number, since it uses less digits than its factorization.

230067703121780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371076940559 (or 371076940557 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 47.

The spelling of 230067703121780 in words is "two hundred thirty trillion, sixty-seven billion, seven hundred three million, one hundred twenty-one thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 20 31 62 124 155 310 620 371076940519 742153881038 1484307762076 1855384702595 3710769405190 7421538810380 11503385156089 23006770312178 46013540624356 57516925780445 115033851560890 230067703121780