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130280496 = 24359179257
BaseRepresentation
bin1111100001111…
…10110000110000
3100002010221020120
413300332300300
5231322433441
620532210240
73141236343
oct760766060
9302127216
10130280496
11675a3735
1237769980
1320cb6368
141343445a
15b686966
hex7c3ec30

130280496 has 80 divisors (see below), whose sum is σ = 345513600. Its totient is φ = 42287104.

The previous prime is 130280483. The next prime is 130280593. The reversal of 130280496 is 694082031.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 506800 + ... + 507056.

It is an arithmetic number, because the mean of its divisors is an integer number (4318920).

Almost surely, 2130280496 is an apocalyptic number.

130280496 is a gapful number since it is divisible by the number (16) 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 130280496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172756800).

130280496 is an abundant number, since it is smaller than the sum of its proper divisors (215233104).

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

130280496 is a wasteful number, since it uses less digits than its factorization.

130280496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506 (or 500 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 130280496 is about 11414.0481863360. The cubic root of 130280496 is about 506.9437826941.

The spelling of 130280496 in words is "one hundred thirty million, two hundred eighty thousand, four hundred ninety-six".

Divisors: 1 2 3 4 6 8 12 16 24 48 59 118 177 179 236 257 354 358 472 514 537 708 716 771 944 1028 1074 1416 1432 1542 2056 2148 2832 2864 3084 4112 4296 6168 8592 10561 12336 15163 21122 30326 31683 42244 45489 46003 60652 63366 84488 90978 92006 121304 126732 138009 168976 181956 184012 242608 253464 276018 363912 368024 506928 552036 727824 736048 1104072 2208144 2714177 5428354 8142531 10856708 16285062 21713416 32570124 43426832 65140248 130280496