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379308424 = 231147293313
BaseRepresentation
bin10110100110111…
…100100110001000
3222102201212100011
4112212330212020
51234100332144
6101345521304
712254032315
oct2646744610
9872655304
10379308424
11185123040
12a7043234
1360778471
1438539d0c
1523477a34
hex169bc988

379308424 has 64 divisors (see below), whose sum is σ = 797610240. Its totient is φ = 167631360.

The previous prime is 379308409. The next prime is 379308451. The reversal of 379308424 is 424803973.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1211692 + ... + 1212004.

It is an arithmetic number, because the mean of its divisors is an integer number (12462660).

Almost surely, 2379308424 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 379308424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (398805120).

379308424 is an abundant number, since it is smaller than the sum of its proper divisors (418301816).

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

379308424 is a wasteful number, since it uses less digits than its factorization.

379308424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670 (or 666 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 40.

The square root of 379308424 is about 19475.8420613847. The cubic root of 379308424 is about 723.8759746037.

It can be divided in two parts, 379 and 308424, that added together give a palindrome (308803).

The spelling of 379308424 in words is "three hundred seventy-nine million, three hundred eight thousand, four hundred twenty-four".

Divisors: 1 2 4 8 11 22 44 47 88 94 188 293 313 376 517 586 626 1034 1172 1252 2068 2344 2504 3223 3443 4136 6446 6886 12892 13771 13772 14711 25784 27542 27544 29422 55084 58844 91709 110168 117688 151481 161821 183418 302962 323642 366836 605924 647284 733672 1008799 1211848 1294568 2017598 4035196 4310323 8070392 8620646 17241292 34482584 47413553 94827106 189654212 379308424