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130894500 = 22353117933
BaseRepresentation
bin1111100110101…
…00101010100100
3100010022010111110
413303110222210
5232002111000
620553305020
73146404422
oct763245244
9303263443
10130894500
1167982a80
1237a05170
132116c989
1413554112
15b758850
hex7cd4aa4

130894500 has 96 divisors (see below), whose sum is σ = 415868544. Its totient is φ = 31728000.

The previous prime is 130894499. The next prime is 130894513. The reversal of 130894500 is 5498031.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12534 + ... + 20466.

It is an arithmetic number, because the mean of its divisors is an integer number (4331964).

Almost surely, 2130894500 is an apocalyptic number.

130894500 is a gapful number since it is divisible by the number (10) 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 130894500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (207934272).

130894500 is an abundant number, since it is smaller than the sum of its proper divisors (284974044).

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

130894500 is a wasteful number, since it uses less digits than its factorization.

130894500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7966 (or 7954 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 130894500 is about 11440.9134250723. The cubic root of 130894500 is about 507.7389331693.

The spelling of 130894500 in words is "one hundred thirty million, eight hundred ninety-four thousand, five hundred".

Divisors: 1 2 3 4 5 6 10 11 12 15 20 22 25 30 33 44 50 55 60 66 75 100 110 125 132 150 165 220 250 275 300 330 375 500 550 660 750 825 1100 1375 1500 1650 2750 3300 4125 5500 7933 8250 15866 16500 23799 31732 39665 47598 79330 87263 95196 118995 158660 174526 198325 237990 261789 349052 396650 436315 475980 523578 594975 793300 872630 991625 1047156 1189950 1308945 1745260 1983250 2181575 2379900 2617890 2974875 3966500 4363150 5235780 5949750 6544725 8726300 10907875 11899500 13089450 21815750 26178900 32723625 43631500 65447250 130894500