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379148890 = 2537914889
BaseRepresentation
bin10110100110010…
…101101001011010
3222102102202111111
4112212111221122
51234030231030
6101342250534
712252466231
oct2646255132
9872382444
10379148890
1118502419a
12a6b86a4a
1360720973
14384d7b18
152344562a
hex16995a5a

379148890 has 8 divisors (see below), whose sum is σ = 682468020. Its totient is φ = 151659552.

The previous prime is 379148867. The next prime is 379148899. The reversal of 379148890 is 98841973.

It is a happy number.

379148890 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 379041961 + 106929 = 19469^2 + 327^2 .

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

It is not an unprimeable number, because it can be changed into a prime (379148899) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18957435 + ... + 18957454.

Almost surely, 2379148890 is an apocalyptic number.

379148890 is a deficient number, since it is larger than the sum of its proper divisors (303319130).

379148890 is a wasteful number, since it uses less digits than its factorization.

379148890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37914896.

The product of its (nonzero) digits is 435456, while the sum is 49.

The square root of 379148890 is about 19471.7459412350. The cubic root of 379148890 is about 723.7744749475.

The spelling of 379148890 in words is "three hundred seventy-nine million, one hundred forty-eight thousand, eight hundred ninety".

Divisors: 1 2 5 10 37914889 75829778 189574445 379148890