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1604053230 = 2351337891249
BaseRepresentation
bin101111110011011…
…1110100011101110
311010210022100100220
41133212332203232
511241114200410
6423100232210
754515141013
oct13746764356
94123270326
101604053230
1175349aa2a
1238923b666
131c7424930
1411306b70a
1595c50070
hex5f9be8ee

1604053230 has 128 divisors (see below), whose sum is σ = 4309200000. Its totient is φ = 379551744.

The previous prime is 1604053201. The next prime is 1604053247. The reversal of 1604053230 is 323504061.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1604053230.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1283646 + ... + 1284894.

It is an arithmetic number, because the mean of its divisors is an integer number (33665625).

Almost surely, 21604053230 is an apocalyptic number.

1604053230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1604053230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2154600000).

1604053230 is an abundant number, since it is smaller than the sum of its proper divisors (2705146770).

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

1604053230 is a wasteful number, since it uses less digits than its factorization.

1604053230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1398.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 1604053230 is about 40050.6333283258. The cubic root of 1604053230 is about 1170.5939055032.

Adding to 1604053230 its reverse (323504061), we get a palindrome (1927557291).

The spelling of 1604053230 in words is "one billion, six hundred four million, fifty-three thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 13 15 26 30 37 39 65 74 78 89 111 130 178 185 195 222 267 370 390 445 481 534 555 890 962 1110 1157 1249 1335 1443 2314 2405 2498 2670 2886 3293 3471 3747 4810 5785 6245 6586 6942 7215 7494 9879 11570 12490 14430 16237 16465 17355 18735 19758 32474 32930 34710 37470 42809 46213 48711 49395 81185 85618 92426 97422 98790 111161 128427 138639 162370 214045 222322 231065 243555 256854 277278 333483 428090 462130 487110 555805 600769 642135 666966 693195 1111610 1201538 1284270 1386390 1445093 1667415 1802307 2890186 3003845 3334830 3604614 4112957 4335279 6007690 7225465 8225914 8670558 9011535 12338871 14450930 18023070 20564785 21676395 24677742 41129570 43352790 53468441 61694355 106936882 123388710 160405323 267342205 320810646 534684410 802026615 1604053230