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380967453 = 3264166037
BaseRepresentation
bin10110101101010…
…001101000011101
3222112212011002200
4112231101220131
51240011424303
6101445242113
712304112166
oct2655215035
9875764080
10380967453
11186056539
12a7703339
1360c09639
143884c76d
15236a43a3
hex16b51a1d

380967453 has 12 divisors (see below), whose sum is σ = 551153148. Its totient is φ = 253578240.

The previous prime is 380967451. The next prime is 380967481. The reversal of 380967453 is 354769083.

It can be written as a sum of positive squares in 2 ways, for example, as 345290724 + 35676729 = 18582^2 + 5973^2 .

It is not a de Polignac number, because 380967453 - 21 = 380967451 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 380967399 and 380967408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380967451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27250 + ... + 38787.

It is an arithmetic number, because the mean of its divisors is an integer number (45929429).

Almost surely, 2380967453 is an apocalyptic number.

It is an amenable number.

380967453 is a deficient number, since it is larger than the sum of its proper divisors (170185695).

380967453 is a wasteful number, since it uses less digits than its factorization.

380967453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66684 (or 66681 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The square root of 380967453 is about 19518.3875614765. The cubic root of 380967453 is about 724.9298088210.

The spelling of 380967453 in words is "three hundred eighty million, nine hundred sixty-seven thousand, four hundred fifty-three".

Divisors: 1 3 9 641 1923 5769 66037 198111 594333 42329717 126989151 380967453