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230745347365 = 5132971281227
BaseRepresentation
bin1101011011100101111…
…1101001010100100101
3211001121001002011020111
43112321133221110211
512240031302103430
6254000345333021
722446041043151
oct3267137512445
9731531064214
10230745347365
1189949807795
1238878197171
13189b3c40100
14b24d50a061
15600772bc2a
hex35b97e9525

230745347365 has 24 divisors (see below), whose sum is σ = 300142270368. Its totient is φ = 170220473280.

The previous prime is 230745347353. The next prime is 230745347377. The reversal of 230745347365 is 563743547032.

It is an interprime number because it is at equal distance from previous prime (230745347353) and next prime (230745347377).

It is not a de Polignac number, because 230745347365 - 27 = 230745347237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 679882 + ... + 961108.

It is an arithmetic number, because the mean of its divisors is an integer number (12505927932).

Almost surely, 2230745347365 is an apocalyptic number.

It is an amenable number.

230745347365 is a deficient number, since it is larger than the sum of its proper divisors (69396923003).

230745347365 is a wasteful number, since it uses less digits than its factorization.

230745347365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282229 (or 282216 counting only the distinct ones).

The product of its (nonzero) digits is 6350400, while the sum is 49.

The spelling of 230745347365 in words is "two hundred thirty billion, seven hundred forty-five million, three hundred forty-seven thousand, three hundred sixty-five".

Divisors: 1 5 13 65 169 845 971 4855 12623 63115 164099 281227 820495 1406135 3655951 18279755 47527363 237636815 273071417 1365357085 3549928421 17749642105 46149069473 230745347365