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382408416 = 253213102139
BaseRepresentation
bin10110110010110…
…001011011100000
3222122120100201200
4112302301123200
51240344032131
6101540201200
712322263225
oct2662613340
9878510650
10382408416
11186950115
12a8099200
13612c2490
1438b0594c
152388b2e6
hex16cb16e0

382408416 has 72 divisors (see below), whose sum is σ = 1171137240. Its totient is φ = 117662976.

The previous prime is 382408381. The next prime is 382408447. The reversal of 382408416 is 614804283.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47326 + ... + 54813.

It is an arithmetic number, because the mean of its divisors is an integer number (16265795).

Almost surely, 2382408416 is an apocalyptic number.

382408416 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

382408416 is an abundant number, since it is smaller than the sum of its proper divisors (788728824).

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

382408416 is a wasteful number, since it uses less digits than its factorization.

382408416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102168 (or 102157 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The square root of 382408416 is about 19555.2656847203. The cubic root of 382408416 is about 725.8426451311.

It can be divided in two parts, 38240 and 8416, that added together give a 6-th power (46656 = 66).

The spelling of 382408416 in words is "three hundred eighty-two million, four hundred eight thousand, four hundred sixteen".

Divisors: 1 2 3 4 6 8 9 12 13 16 18 24 26 32 36 39 48 52 72 78 96 104 117 144 156 208 234 288 312 416 468 624 936 1248 1872 3744 102139 204278 306417 408556 612834 817112 919251 1225668 1327807 1634224 1838502 2451336 2655614 3268448 3677004 3983421 4902672 5311228 7354008 7966842 9805344 10622456 11950263 14708016 15933684 21244912 23900526 29416032 31867368 42489824 47801052 63734736 95602104 127469472 191204208 382408416