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10131024031420 = 2253116579861413
BaseRepresentation
bin1001001101101101000000…
…0101101010111010111100
31022212111221111001200110211
42103123100011222322330
52311441314123001140
633314043404442204
72063641135262065
oct223332005527274
938774844050424
1010131024031420
1132565a7a50106
121177563549364
135864752325b6
142704b65dd56c
151287e7b332ea
hex936d016aebc

10131024031420 has 48 divisors (see below), whose sum is σ = 21974701609728. Its totient is φ = 3919319585280.

The previous prime is 10131024031363. The next prime is 10131024031439. The reversal of 10131024031420 is 2413042013101.

10131024031420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 10131024031391 and 10131024031400.

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, 3903367 + ... + 5958046.

It is an arithmetic number, because the mean of its divisors is an integer number (457806283536).

Almost surely, 210131024031420 is an apocalyptic number.

10131024031420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10131024031420 is an abundant number, since it is smaller than the sum of its proper divisors (11843677578308).

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

10131024031420 is a wasteful number, since it uses less digits than its factorization.

10131024031420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9863110 (or 9863108 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 10131024031420 its reverse (2413042013101), we get a palindrome (12544066044521).

The spelling of 10131024031420 in words is "ten trillion, one hundred thirty-one billion, twenty-four million, thirty-one thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 31 62 124 155 310 620 1657 3314 6628 8285 16570 33140 51367 102734 205468 256835 513670 1027340 9861413 19722826 39445652 49307065 98614130 197228260 305703803 611407606 1222815212 1528519015 3057038030 6114076060 16340361341 32680722682 65361445364 81701806705 163403613410 326807226820 506551201571 1013102403142 2026204806284 2532756007855 5065512015710 10131024031420