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380673201 = 3126891067
BaseRepresentation
bin10110101100001…
…001110010110001
3222112022012110110
4112230021302301
51234423020301
6101435051533
712301445256
oct2654116261
9875265413
10380673201
11185975457
12a75a0ba9
1360b3571c
14387b342d
15236470d6
hex16b09cb1

380673201 has 4 divisors (see below), whose sum is σ = 507564272. Its totient is φ = 253782132.

The previous prime is 380673199. The next prime is 380673217. The reversal of 380673201 is 102376083.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 102376083 = 334125361.

It is not a de Polignac number, because 380673201 - 21 = 380673199 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (380673221) 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, 63445531 + ... + 63445536.

It is an arithmetic number, because the mean of its divisors is an integer number (126891068).

Almost surely, 2380673201 is an apocalyptic number.

It is an amenable number.

380673201 is a deficient number, since it is larger than the sum of its proper divisors (126891071).

380673201 is a wasteful number, since it uses less digits than its factorization.

380673201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126891070.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 380673201 is about 19510.8482901180. The cubic root of 380673201 is about 724.7431200917.

The spelling of 380673201 in words is "three hundred eighty million, six hundred seventy-three thousand, two hundred one".

Divisors: 1 3 126891067 380673201