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10180072 = 237181787
BaseRepresentation
bin100110110101…
…010111101000
3201011012102201
4212311113220
510101230242
61002105544
7152346340
oct46652750
921135381
1010180072
115823491
1234ab2b4
132155816
1414cdd20
15d614b7
hex9b55e8

10180072 has 16 divisors (see below), whose sum is σ = 21814560. Its totient is φ = 4362864.

The previous prime is 10180043. The next prime is 10180097. The reversal of 10180072 is 27008101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90838 + ... + 90949.

It is an arithmetic number, because the mean of its divisors is an integer number (1363410).

Almost surely, 210180072 is an apocalyptic number.

It is an amenable number.

10180072 is an abundant number, since it is smaller than the sum of its proper divisors (11634488).

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

10180072 is a wasteful number, since it uses less digits than its factorization.

10180072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181800 (or 181796 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 19.

The square root of 10180072 is about 3190.6225097933. The cubic root of 10180072 is about 216.7289614433.

Adding to 10180072 its reverse (27008101), we get a palindrome (37188173).

The spelling of 10180072 in words is "ten million, one hundred eighty thousand, seventy-two".

Divisors: 1 2 4 7 8 14 28 56 181787 363574 727148 1272509 1454296 2545018 5090036 10180072