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230998614464 = 2617263807281
BaseRepresentation
bin1101011100100010010…
…1110010000111000000
3211002020200122110101102
43113020211302013000
512241041121130324
6254041433553532
722455234553202
oct3271045620700
9732220573342
10230998614464
1189a69772042
1238928b758a8
1318a245578b7
14b274dd6772
15601eaa8dae
hex35c89721c0

230998614464 has 56 divisors (see below), whose sum is σ = 487197916128. Its totient is φ = 108291768320.

The previous prime is 230998614463. The next prime is 230998614491. The reversal of 230998614464 is 464416899032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230998614463) 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, 117497 + ... + 689784.

It is an arithmetic number, because the mean of its divisors is an integer number (8699962788).

Almost surely, 2230998614464 is an apocalyptic number.

It is an amenable number.

230998614464 is an abundant number, since it is smaller than the sum of its proper divisors (256199301664).

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

230998614464 is a wasteful number, since it uses less digits than its factorization.

230998614464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 807573 (or 807563 counting only the distinct ones).

The product of its (nonzero) digits is 8957952, while the sum is 56.

The spelling of 230998614464 in words is "two hundred thirty billion, nine hundred ninety-eight million, six hundred fourteen thousand, four hundred sixty-four".

Divisors: 1 2 4 8 16 17 32 34 64 68 136 263 272 526 544 1052 1088 2104 4208 4471 8416 8942 16832 17884 35768 71536 143072 286144 807281 1614562 3229124 6458248 12916496 13723777 25832992 27447554 51665984 54895108 109790216 212314903 219580432 424629806 439160864 849259612 878321728 1698519224 3397038448 3609353351 6794076896 7218706702 13588153792 14437413404 28874826808 57749653616 115499307232 230998614464