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380101044 = 223311021777
BaseRepresentation
bin10110101001111…
…110000110110100
3222111020010121110
4112221332012310
51234301213134
6101414515020
712263543211
oct2651760664
9874203543
10380101044
111856145a4
12a7365a70
136099517b
14386a4b08
15235827e9
hex16a7e1b4

380101044 has 24 divisors (see below), whose sum is σ = 915513088. Its totient is φ = 122613120.

The previous prime is 380101039. The next prime is 380101049. The reversal of 380101044 is 440101083.

It is an interprime number because it is at equal distance from previous prime (380101039) and next prime (380101049).

It is a self number, because there is not a number n which added to its sum of digits gives 380101044.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380101049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 510517 + ... + 511260.

Almost surely, 2380101044 is an apocalyptic number.

It is an amenable number.

380101044 is an abundant number, since it is smaller than the sum of its proper divisors (535412044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

380101044 is a wasteful number, since it uses less digits than its factorization.

380101044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1021815 (or 1021813 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 380101044 is about 19496.1802412678. The cubic root of 380101044 is about 724.3798384353.

The spelling of 380101044 in words is "three hundred eighty million, one hundred one thousand, forty-four".

Divisors: 1 2 3 4 6 12 31 62 93 124 186 372 1021777 2043554 3065331 4087108 6130662 12261324 31675087 63350174 95025261 126700348 190050522 380101044