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130262556 = 223193071861
BaseRepresentation
bin1111100001110…
…10011000011100
3100002010000122010
413300322120130
5231321400211
620531551220
73141133134
oct760723034
9302100563
10130262556
1167591206
123775b510
1320cab148
141342bac4
15b6814a6
hex7c3a61c

130262556 has 48 divisors (see below), whose sum is σ = 321157760. Its totient is φ = 40979520.

The previous prime is 130262497. The next prime is 130262557. The reversal of 130262556 is 655262031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130262557) 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, 69066 + ... + 70926.

Almost surely, 2130262556 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 130262556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160578880).

130262556 is an abundant number, since it is smaller than the sum of its proper divisors (190895204).

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

130262556 is a wasteful number, since it uses less digits than its factorization.

130262556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2194 (or 2192 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 130262556 is about 11413.2622856044. The cubic root of 130262556 is about 506.9205124190.

The spelling of 130262556 in words is "one hundred thirty million, two hundred sixty-two thousand, five hundred fifty-six".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 228 307 614 921 1228 1842 1861 3684 3722 5583 5833 7444 11166 11666 17499 22332 23332 34998 35359 69996 70718 106077 141436 212154 424308 571327 1142654 1713981 2285308 3427962 6855924 10855213 21710426 32565639 43420852 65131278 130262556