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380480030 = 25723236323
BaseRepresentation
bin10110101011011…
…010101000011110
3222111221101110222
4112223122220132
51234400330110
6101431001342
712300012140
oct2653325036
9874841428
10380480030
11185853307
12a7509252
1360a98818
1438762c90
1523609c55
hex16adaa1e

380480030 has 32 divisors (see below), whose sum is σ = 816735744. Its totient is φ = 124778016.

The previous prime is 380480027. The next prime is 380480033. The reversal of 380480030 is 30084083.

It is an interprime number because it is at equal distance from previous prime (380480027) and next prime (380480033).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380480033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116552 + ... + 119771.

It is an arithmetic number, because the mean of its divisors is an integer number (25522992).

Almost surely, 2380480030 is an apocalyptic number.

380480030 is an abundant number, since it is smaller than the sum of its proper divisors (436255714).

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

380480030 is a wasteful number, since it uses less digits than its factorization.

380480030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236360.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 380480030 is about 19505.8973133768. The cubic root of 380480030 is about 724.6205100767.

The spelling of 380480030 in words is "three hundred eighty million, four hundred eighty thousand, thirty".

Divisors: 1 2 5 7 10 14 23 35 46 70 115 161 230 322 805 1610 236323 472646 1181615 1654261 2363230 3308522 5435429 8271305 10870858 16542610 27177145 38048003 54354290 76096006 190240015 380480030