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10072010 = 251377477
BaseRepresentation
bin100110011010…
…111111001010
3200221201012102
4212122333022
510034301020
6555513402
7151416314
oct46327712
920851172
1010072010
11575a283
123458862
132118590
1414a27b4
15d3e475
hex99afca

10072010 has 16 divisors (see below), whose sum is σ = 19524456. Its totient is φ = 3718848.

The previous prime is 10072009. The next prime is 10072031. The reversal of 10072010 is 1027001.

It can be written as a sum of positive squares in 4 ways, for example, as 8219689 + 1852321 = 2867^2 + 1361^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10071982 and 10072000.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38609 + ... + 38868.

Almost surely, 210072010 is an apocalyptic number.

10072010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10072010 is a deficient number, since it is larger than the sum of its proper divisors (9452446).

10072010 is a wasteful number, since it uses less digits than its factorization.

10072010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77497.

The product of its (nonzero) digits is 14, while the sum is 11.

The square root of 10072010 is about 3173.6430171020. The cubic root of 10072010 is about 215.9593687863.

Adding to 10072010 its reverse (1027001), we get a palindrome (11099011).

The spelling of 10072010 in words is "ten million, seventy-two thousand, ten".

Divisors: 1 2 5 10 13 26 65 130 77477 154954 387385 774770 1007201 2014402 5036005 10072010