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130602080 = 2557294021
BaseRepresentation
bin1111100100011…
…01010001100000
3100002202021101002
413302031101200
5231413231310
620543131132
73144046040
oct762152140
9302667332
10130602080
11677a3304
12378a3aa8
132109984b
14134b9720
15b6ebda5
hex7c8d460

130602080 has 96 divisors (see below), whose sum is σ = 364875840. Its totient is φ = 43223040.

The previous prime is 130602047. The next prime is 130602127. The reversal of 130602080 is 80206031.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

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, 30470 + ... + 34490.

It is an arithmetic number, because the mean of its divisors is an integer number (3800790).

Almost surely, 2130602080 is an apocalyptic number.

130602080 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 130602080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182437920).

130602080 is an abundant number, since it is smaller than the sum of its proper divisors (234273760).

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

130602080 is a wasteful number, since it uses less digits than its factorization.

130602080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4072 (or 4064 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 130602080 is about 11428.1267056329. The cubic root of 130602080 is about 507.3605528202.

The spelling of 130602080 in words is "one hundred thirty million, six hundred two thousand, eighty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 29 32 35 40 56 58 70 80 112 116 140 145 160 203 224 232 280 290 406 464 560 580 812 928 1015 1120 1160 1624 2030 2320 3248 4021 4060 4640 6496 8042 8120 16084 16240 20105 28147 32168 32480 40210 56294 64336 80420 112588 116609 128672 140735 160840 225176 233218 281470 321680 450352 466436 562940 583045 643360 816263 900704 932872 1125880 1166090 1632526 1865744 2251760 2332180 3265052 3731488 4081315 4503520 4664360 6530104 8162630 9328720 13060208 16325260 18657440 26120416 32650520 65301040 130602080