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344705244 = 223132315483
BaseRepresentation
bin10100100010111…
…100100011011100
3220000121211200220
4110202330203130
51201221031434
654112121340
711353642362
oct2442744334
9800554626
10344705244
11167639174
1297536250
1356551200
1433acd632
15203ded49
hex148bc8dc

344705244 has 72 divisors (see below), whose sum is σ = 899200512. Its totient is φ = 102623040.

The previous prime is 344705233. The next prime is 344705261. The reversal of 344705244 is 442507443.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 60127 + ... + 65609.

It is an arithmetic number, because the mean of its divisors is an integer number (12488896).

Almost surely, 2344705244 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 344705244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (449600256).

344705244 is an abundant number, since it is smaller than the sum of its proper divisors (554495268).

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

344705244 is a wasteful number, since it uses less digits than its factorization.

344705244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5547 (or 5532 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 33.

The square root of 344705244 is about 18566.2393607322. The cubic root of 344705244 is about 701.1581128391.

The spelling of 344705244 in words is "three hundred forty-four million, seven hundred five thousand, two hundred forty-four".

Divisors: 1 2 3 4 6 12 13 26 31 39 52 62 78 93 124 156 169 186 338 372 403 507 676 806 1014 1209 1612 2028 2418 4836 5239 5483 10478 10966 15717 16449 20956 21932 31434 32898 62868 65796 71279 142558 169973 213837 285116 339946 427674 509919 679892 855348 926627 1019838 1853254 2039676 2209649 2779881 3706508 4419298 5559762 6628947 8838596 11119524 13257894 26515788 28725437 57450874 86176311 114901748 172352622 344705244