Search a number
-
+
10312111301020 = 225515605565051
BaseRepresentation
bin1001011000001111100110…
…1110110010000110011100
31100111211100202201010012221
42112003321232302012130
52322423200443113040
633533152445235124
72113011505544314
oct226037156620634
940454322633187
1010312111301020
113316383aa2001
1211a6681262aa4
1359a5741bb229
14279174982444
1512d395a0a74a
hex960f9bb219c

10312111301020 has 12 divisors (see below), whose sum is σ = 21655433732184. Its totient is φ = 4124844520400.

The previous prime is 10312111301017. The next prime is 10312111301047. The reversal of 10312111301020 is 2010311121301.

It is a happy number.

10312111301020 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 = 10312111300985 and 10312111301003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 257802782506 + ... + 257802782545.

It is an arithmetic number, because the mean of its divisors is an integer number (1804619477682).

Almost surely, 210312111301020 is an apocalyptic number.

10312111301020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10312111301020 is an abundant number, since it is smaller than the sum of its proper divisors (11343322431164).

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

10312111301020 is a wasteful number, since it uses less digits than its factorization.

10312111301020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515605565060 (or 515605565058 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 10312111301020 its reverse (2010311121301), we get a palindrome (12322422422321).

The spelling of 10312111301020 in words is "ten trillion, three hundred twelve billion, one hundred eleven million, three hundred one thousand, twenty".

Divisors: 1 2 4 5 10 20 515605565051 1031211130102 2062422260204 2578027825255 5156055650510 10312111301020