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380154023 = 3124594987
BaseRepresentation
bin10110101010001…
…011000010100111
3222111022211021122
4112222023002213
51234304412043
6101420004155
712264153524
oct2652130247
9874284248
10380154023
11185650387
12a739065b
13609b3312
14386ba14b
1523593368
hex16a8b0a7

380154023 has 8 divisors (see below), whose sum is σ = 392655360. Its totient is φ = 367667640.

The previous prime is 380153993. The next prime is 380154029. The reversal of 380154023 is 320451083.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 380154023 - 210 = 380152999 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 380153983 and 380154001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380154029) 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, 73736 + ... + 78722.

It is an arithmetic number, because the mean of its divisors is an integer number (49081920).

Almost surely, 2380154023 is an apocalyptic number.

380154023 is a deficient number, since it is larger than the sum of its proper divisors (12501337).

380154023 is a wasteful number, since it uses less digits than its factorization.

380154023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7477.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 380154023 is about 19497.5388959735. The cubic root of 380154023 is about 724.4134918872.

The spelling of 380154023 in words is "three hundred eighty million, one hundred fifty-four thousand, twenty-three".

Divisors: 1 31 2459 4987 76229 154597 12263033 380154023