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434061040 = 24571574937
BaseRepresentation
bin11001110111110…
…011111011110000
31010020202120210211
4121313303323300
51342104423130
6111023233504
713520313040
oct3167637360
91106676724
10434061040
1120301a536
12101448894
136bc08b6a
144190d720
1528190a2a
hex19df3ef0

434061040 has 80 divisors (see below), whose sum is σ = 1160943552. Its totient is φ = 147843072.

The previous prime is 434061007. The next prime is 434061091. The reversal of 434061040 is 40160434.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85452 + ... + 90388.

Almost surely, 2434061040 is an apocalyptic number.

434061040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 434061040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (580471776).

434061040 is an abundant number, since it is smaller than the sum of its proper divisors (726882512).

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

434061040 is a wasteful number, since it uses less digits than its factorization.

434061040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5114 (or 5108 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 434061040 is about 20834.1316113727. The cubic root of 434061040 is about 757.1529211227.

The spelling of 434061040 in words is "four hundred thirty-four million, sixty-one thousand, forty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 157 280 314 560 628 785 1099 1256 1570 2198 2512 3140 4396 4937 5495 6280 8792 9874 10990 12560 17584 19748 21980 24685 34559 39496 43960 49370 69118 78992 87920 98740 138236 172795 197480 276472 345590 394960 552944 691180 775109 1382360 1550218 2764720 3100436 3875545 5425763 6200872 7751090 10851526 12401744 15502180 21703052 27128815 31004360 43406104 54257630 62008720 86812208 108515260 217030520 434061040