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131010313030 = 2531461916733
BaseRepresentation
bin111101000000011010…
…0101011101101000110
3110112011100000110112221
41322000310223231012
54121302120004110
6140104005402554
712315362200252
oct1720064535506
9415140013487
10131010313030
11506199a7283
122148310945a
13c47b2b2bac
1464ab73d262
15361b8d07da
hex1e80d2bb46

131010313030 has 32 divisors (see below), whose sum is σ = 243953918208. Its totient is φ = 50603606400.

The previous prime is 131010313019. The next prime is 131010313033. The reversal of 131010313030 is 30313010131.

It is a junction number, because it is equal to n+sod(n) for n = 131010312995 and 131010313013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131010313033) 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, 315457 + ... + 601276.

It is an arithmetic number, because the mean of its divisors is an integer number (7623559944).

Almost surely, 2131010313030 is an apocalyptic number.

131010313030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131010313030 is a deficient number, since it is larger than the sum of its proper divisors (112943605178).

131010313030 is a wasteful number, since it uses less digits than its factorization.

131010313030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917232.

The product of its (nonzero) digits is 81, while the sum is 16.

Adding to 131010313030 its reverse (30313010131), we get a palindrome (161323323161).

The spelling of 131010313030 in words is "one hundred thirty-one billion, ten million, three hundred thirteen thousand, thirty".

Divisors: 1 2 5 10 31 62 155 310 461 922 2305 4610 14291 28582 71455 142910 916733 1833466 4583665 9167330 28418723 56837446 142093615 284187230 422613913 845227826 2113069565 4226139130 13101031303 26202062606 65505156515 131010313030