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380022701 = 1013762601
BaseRepresentation
bin10110101001101…
…010111110101101
3222111002011010212
4112221222332231
51234241211301
6101413112205
712263065622
oct2651527655
9874064125
10380022701
11185570753
12a7328665
1360968606
1438684349
15235694bb
hex16a6afad

380022701 has 4 divisors (see below), whose sum is σ = 383785404. Its totient is φ = 376260000.

The previous prime is 380022689. The next prime is 380022733. The reversal of 380022701 is 107220083.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 107220083 = 310934487.

It can be written as a sum of positive squares in 2 ways, for example, as 321484900 + 58537801 = 17930^2 + 7651^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-380022701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380022751) 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, 1881200 + ... + 1881401.

It is an arithmetic number, because the mean of its divisors is an integer number (95946351).

Almost surely, 2380022701 is an apocalyptic number.

It is an amenable number.

380022701 is a deficient number, since it is larger than the sum of its proper divisors (3762703).

380022701 is a wasteful number, since it uses less digits than its factorization.

380022701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3762702.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 380022701 is about 19494.1709492864. The cubic root of 380022701 is about 724.3300674688.

Adding to 380022701 its reverse (107220083), we get a palindrome (487242784).

The spelling of 380022701 in words is "three hundred eighty million, twenty-two thousand, seven hundred one".

Divisors: 1 101 3762601 380022701