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10270020 = 2235171167
BaseRepresentation
bin100111001011…
…010101000100
3201022202211010
4213023111010
510112120040
61004042220
7153202515
oct47132504
921282733
1010270020
115885022
123533370
132187747
141514a0c
15d7ce80
hex9cb544

10270020 has 24 divisors (see below), whose sum is σ = 28756224. Its totient is φ = 2738656.

The previous prime is 10270019. The next prime is 10270037. The reversal of 10270020 is 2007201.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 10269978 and 10270005.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85524 + ... + 85643.

It is an arithmetic number, because the mean of its divisors is an integer number (1198176).

Almost surely, 210270020 is an apocalyptic number.

10270020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10270020 is an abundant number, since it is smaller than the sum of its proper divisors (18486204).

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

10270020 is a wasteful number, since it uses less digits than its factorization.

10270020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171179 (or 171177 counting only the distinct ones).

The product of its (nonzero) digits is 28, while the sum is 12.

The square root of 10270020 is about 3204.6871922233. The cubic root of 10270020 is about 217.3654075470.

Adding to 10270020 its reverse (2007201), we get a palindrome (12277221).

The spelling of 10270020 in words is "ten million, two hundred seventy thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 171167 342334 513501 684668 855835 1027002 1711670 2054004 2567505 3423340 5135010 10270020