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380214830 = 2561623303
BaseRepresentation
bin10110101010011…
…001111000101110
3222111102220200202
4112222121320232
51234313333310
6101421153502
712264526022
oct2652317056
9874386622
10380214830
11185692036
12a73bb892
1360a04bb8
14386d4382
15235a63a5
hex16a99e2e

380214830 has 16 divisors (see below), whose sum is σ = 695607264. Its totient is φ = 149592480.

The previous prime is 380214811. The next prime is 380214841. The reversal of 380214830 is 38412083.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 380214793 and 380214802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 311042 + ... + 312261.

It is an arithmetic number, because the mean of its divisors is an integer number (43475454).

Almost surely, 2380214830 is an apocalyptic number.

380214830 is a deficient number, since it is larger than the sum of its proper divisors (315392434).

380214830 is a wasteful number, since it uses less digits than its factorization.

380214830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 623371.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 380214830 is about 19499.0981842751. The cubic root of 380214830 is about 724.4521140071.

The spelling of 380214830 in words is "three hundred eighty million, two hundred fourteen thousand, eight hundred thirty".

Divisors: 1 2 5 10 61 122 305 610 623303 1246606 3116515 6233030 38021483 76042966 190107415 380214830