Base | Representation |
---|---|
bin | 1011000000111001101… |
… | …01101110110010011111 |
3 | 1100011211012110010210002 |
4 | 11200130311232302133 |
5 | 22200021342010000 |
6 | 445504155204515 |
7 | 36225056110220 |
oct | 5403465566237 |
9 | 1304735403702 |
10 | 378440969375 |
11 | 136550074617 |
12 | 6141714673b |
13 | 298c0c737a1 |
14 | 14460c0d247 |
15 | 9c9dd728d5 |
hex | 581cd6ec9f |
378440969375 has 20 divisors (see below), whose sum is σ = 540456960912. Its totient is φ = 259502376000.
The previous prime is 378440969341. The next prime is 378440969419. The reversal of 378440969375 is 573969044873.
It is not a de Polignac number, because 378440969375 - 210 = 378440968351 is a prime.
It is a Smith number, since the sum of its digits (65) coincides with the sum of the digits of its prime factors.
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 19 ways as a sum of consecutive naturals, for example, 43246022 + ... + 43254771.
Almost surely, 2378440969375 is an apocalyptic number.
378440969375 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
378440969375 is a deficient number, since it is larger than the sum of its proper divisors (162015991537).
378440969375 is an frugal number, since it uses more digits than its factorization.
378440969375 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 86500820 (or 86500805 counting only the distinct ones).
The product of its (nonzero) digits is 137168640, while the sum is 65.
The spelling of 378440969375 in words is "three hundred seventy-eight billion, four hundred forty million, nine hundred sixty-nine thousand, three hundred seventy-five".
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