Search a number
-
+
8430907104 = 2532176312729
BaseRepresentation
bin1111101101000010…
…10110111011100000
3210202120020110022200
413312201112323200
5114231303011404
63512331333200
7415632346044
oct76641267340
923676213280
108430907104
113637033324
1217735b1200
13a448b6539
1459d9d6024
15345266839
hex1f6856ee0

8430907104 has 144 divisors (see below), whose sum is σ = 25435257120. Its totient is φ = 2639831040.

The previous prime is 8430907049. The next prime is 8430907127. The reversal of 8430907104 is 4017090348.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 3088012 + ... + 3090740.

It is an arithmetic number, because the mean of its divisors is an integer number (176633730).

Almost surely, 28430907104 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 8430907104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12717628560).

8430907104 is an abundant number, since it is smaller than the sum of its proper divisors (17004350016).

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

8430907104 is a wasteful number, since it uses less digits than its factorization.

8430907104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3393 (or 3382 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 8430907104 is about 91819.9711609626. The cubic root of 8430907104 is about 2035.2828261875.

The spelling of 8430907104 in words is "eight billion, four hundred thirty million, nine hundred seven thousand, one hundred four".

Divisors: 1 2 3 4 6 8 9 12 16 17 18 24 32 34 36 48 51 68 72 96 102 136 144 153 204 272 288 306 408 544 612 631 816 1224 1262 1632 1893 2448 2524 2729 3786 4896 5048 5458 5679 7572 8187 10096 10727 10916 11358 15144 16374 20192 21454 21832 22716 24561 30288 32181 32748 42908 43664 45432 46393 49122 60576 64362 65496 85816 87328 90864 92786 96543 98244 128724 130992 139179 171632 181728 185572 193086 196488 257448 261984 278358 343264 371144 386172 392976 417537 514896 556716 742288 772344 785952 835074 1029792 1113432 1484576 1544688 1670148 1721999 2226864 3089376 3340296 3443998 4453728 5165997 6680592 6887996 10331994 13361184 13775992 15497991 20663988 27551984 29273983 30995982 41327976 55103968 58547966 61991964 82655952 87821949 117095932 123983928 165311904 175643898 234191864 247967856 263465847 351287796 468383728 495935712 526931694 702575592 936767456 1053863388 1405151184 2107726776 2810302368 4215453552 8430907104