Search a number
-
+
131382624200 = 23523971654693
BaseRepresentation
bin111101001011100000…
…0111011111111001000
3110120010021120211110112
41322113000323333020
54123032422433300
6140204545333452
712330532610462
oct1722700737710
9416107524415
10131382624200
11507a0080163
1221567937288
13c50a47b469
146504d77132
15363e424e35
hex1e9703bfc8

131382624200 has 48 divisors (see below), whose sum is σ = 306234218580. Its totient is φ = 52420642560.

The previous prime is 131382624187. The next prime is 131382624211. The reversal of 131382624200 is 2426283131.

It can be written as a sum of positive squares in 6 ways, for example, as 15563560516 + 115819063684 = 124754^2 + 340322^2 .

It is a super-2 number, since 2×1313826242002 (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 747947 + ... + 906746.

Almost surely, 2131382624200 is an apocalyptic number.

131382624200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131382624200 is an abundant number, since it is smaller than the sum of its proper divisors (174851594380).

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

131382624200 is a wasteful number, since it uses less digits than its factorization.

131382624200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1655106 (or 1655097 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The spelling of 131382624200 in words is "one hundred thirty-one billion, three hundred eighty-two million, six hundred twenty-four thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 397 794 1588 1985 3176 3970 7940 9925 15880 19850 39700 79400 1654693 3309386 6618772 8273465 13237544 16546930 33093860 41367325 66187720 82734650 165469300 330938600 656913121 1313826242 2627652484 3284565605 5255304968 6569131210 13138262420 16422828025 26276524840 32845656050 65691312100 131382624200