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379005432 = 233138913649
BaseRepresentation
bin10110100101110…
…010100111111000
3222102011110201020
4112211302213320
51234011133212
6101335222440
712251331051
oct2645624770
9872143636
10379005432
11184a36433
12a6b17a20
13606a0590
143849b728
1523417d8c
hex169729f8

379005432 has 64 divisors (see below), whose sum is σ = 1031940000. Its totient is φ = 115298304.

The previous prime is 379005421. The next prime is 379005433. The reversal of 379005432 is 234500973.

It is a happy number.

379005432 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 379005393 and 379005402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (379005433) 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, 20944 + ... + 34592.

Almost surely, 2379005432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 379005432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (515970000).

379005432 is an abundant number, since it is smaller than the sum of its proper divisors (652934568).

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

379005432 is a wasteful number, since it uses less digits than its factorization.

379005432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13760 (or 13756 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 33.

The square root of 379005432 is about 19468.0618449809. The cubic root of 379005432 is about 723.6831789425.

The spelling of 379005432 in words is "three hundred seventy-nine million, five thousand, four hundred thirty-two".

Divisors: 1 2 3 4 6 8 12 13 24 26 39 52 78 89 104 156 178 267 312 356 534 712 1068 1157 2136 2314 3471 4628 6942 9256 13649 13884 27298 27768 40947 54596 81894 109192 163788 177437 327576 354874 532311 709748 1064622 1214761 1419496 2129244 2429522 3644283 4258488 4859044 7288566 9718088 14577132 15791893 29154264 31583786 47375679 63167572 94751358 126335144 189502716 379005432