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130853380 = 22571949193
BaseRepresentation
bin1111100110010…
…10101000000100
3100010020001002111
413303022220010
5231444302010
620552350404
73146143510
oct763125004
9303201074
10130853380
1167955099
12379a5404
1321157048
1413543140
15b74b58a
hex7ccaa04

130853380 has 48 divisors (see below), whose sum is σ = 330583680. Its totient is φ = 42501888.

The previous prime is 130853329. The next prime is 130853381. The reversal of 130853380 is 83358031.

It is not an unprimeable number, because it can be changed into a prime (130853381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21937 + ... + 27256.

It is an arithmetic number, because the mean of its divisors is an integer number (6887160).

Almost surely, 2130853380 is an apocalyptic number.

130853380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130853380 is an abundant number, since it is smaller than the sum of its proper divisors (199730300).

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

130853380 is a wasteful number, since it uses less digits than its factorization.

130853380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49228 (or 49226 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 130853380 is about 11439.1162246041. The cubic root of 130853380 is about 507.6857595280.

The spelling of 130853380 in words is "one hundred thirty million, eight hundred fifty-three thousand, three hundred eighty".

Divisors: 1 2 4 5 7 10 14 19 20 28 35 38 70 76 95 133 140 190 266 380 532 665 1330 2660 49193 98386 196772 245965 344351 491930 688702 934667 983860 1377404 1721755 1869334 3443510 3738668 4673335 6542669 6887020 9346670 13085338 18693340 26170676 32713345 65426690 130853380