Search a number
-
+
380893102 = 2190446551
BaseRepresentation
bin10110101100111…
…111011110101110
3222112201101002221
4112230333132232
51240002034402
6101443505554
712303352342
oct2654773656
9875641087
10380893102
11186005697
12a76882ba
1360bb1845
143882d622
152368c337
hex16b3f7ae

380893102 has 4 divisors (see below), whose sum is σ = 571339656. Its totient is φ = 190446550.

The previous prime is 380893091. The next prime is 380893103. The reversal of 380893102 is 201398083.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 201398083 = 1371470059.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380893103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95223274 + ... + 95223277.

It is an arithmetic number, because the mean of its divisors is an integer number (142834914).

Almost surely, 2380893102 is an apocalyptic number.

380893102 is a deficient number, since it is larger than the sum of its proper divisors (190446554).

380893102 is a wasteful number, since it uses less digits than its factorization.

380893102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190446553.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 380893102 is about 19516.4828286246. The cubic root of 380893102 is about 724.8826457693.

The spelling of 380893102 in words is "three hundred eighty million, eight hundred ninety-three thousand, one hundred two".

Divisors: 1 2 190446551 380893102