Base | Representation |
---|---|
bin | 1011000001101001000… |
… | …10001111001011110100 |
3 | 1100012211220111102020210 |
4 | 11200310202033023310 |
5 | 22201330124343442 |
6 | 450011440025420 |
7 | 36240654136545 |
oct | 5406442171364 |
9 | 1305756442223 |
10 | 378838512372 |
11 | 136734511551 |
12 | 61508302270 |
13 | 29955434928 |
14 | 1449b9344cc |
15 | 9cc3bed19c |
hex | 583488f2f4 |
378838512372 has 24 divisors (see below), whose sum is σ = 884224405792. Its totient is φ = 126241236000.
The previous prime is 378838512361. The next prime is 378838512373. The reversal of 378838512372 is 273215838873.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (378838512373) 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, 4742254 + ... + 4821477.
Almost surely, 2378838512372 is an apocalyptic number.
It is an amenable number.
378838512372 is an abundant number, since it is smaller than the sum of its proper divisors (505385893420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
378838512372 is a wasteful number, since it uses less digits than its factorization.
378838512372 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9567039 (or 9567037 counting only the distinct ones).
The product of its digits is 13547520, while the sum is 57.
The spelling of 378838512372 in words is "three hundred seventy-eight billion, eight hundred thirty-eight million, five hundred twelve thousand, three hundred seventy-two".
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