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10031030130030 = 2357132990128547
BaseRepresentation
bin1001000111111000011111…
…1111001101010101101110
31022111221211201220011221120
42101332013333031111232
52303322022203130110
633200105220241410
72053501164163560
oct221760777152556
938457751804846
1010031030130030
113218154aaaa88
1211600b7840266
13579bcaa79a00
1426970c2c9330
15125de4200870
hex91f87fcd56e

10031030130030 has 192 divisors, whose sum is σ = 29796975456768. Its totient is φ = 2116149235200.

The previous prime is 10031030129941. The next prime is 10031030130059. The reversal of 10031030130030 is 3003103013001.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a junction number, because it is equal to n+sod(n) for n = 10031030129991 and 10031030130009.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 351372217 + ... + 351400763.

It is an arithmetic number, because the mean of its divisors is an integer number (155192580504).

Almost surely, 210031030130030 is an apocalyptic number.

10031030130030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10031030130030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14898487728384).

10031030130030 is an abundant number, since it is smaller than the sum of its proper divisors (19765945326738).

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

10031030130030 is a wasteful number, since it uses less digits than its factorization.

10031030130030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38491 (or 38478 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 15.

Adding to 10031030130030 its reverse (3003103013001), we get a palindrome (13034133143031).

The spelling of 10031030130030 in words is "ten trillion, thirty-one billion, thirty million, one hundred thirty thousand, thirty".