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10072055 = 57319283
BaseRepresentation
bin100110011010…
…111111110111
3200221201021002
4212122333313
510034301210
6555513515
7151416410
oct46327767
920851232
1010072055
11575a314
12345889b
1321185c6
1414a2807
15d3e4a5
hex99aff7

10072055 has 16 divisors (see below), whose sum is σ = 14260224. Its totient is φ = 6683040.

The previous prime is 10072037. The next prime is 10072057. The reversal of 10072055 is 55027001.

It is not a de Polignac number, because 10072055 - 26 = 10071991 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10072057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3557 + ... + 5726.

It is an arithmetic number, because the mean of its divisors is an integer number (891264).

Almost surely, 210072055 is an apocalyptic number.

10072055 is a deficient number, since it is larger than the sum of its proper divisors (4188169).

10072055 is an equidigital number, since it uses as much as digits as its factorization.

10072055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9326.

The product of its (nonzero) digits is 350, while the sum is 20.

The square root of 10072055 is about 3173.6501067383. The cubic root of 10072055 is about 215.9596904089.

Adding to 10072055 its reverse (55027001), we get a palindrome (65099056).

The spelling of 10072055 in words is "ten million, seventy-two thousand, fifty-five".

Divisors: 1 5 7 31 35 155 217 1085 9283 46415 64981 287773 324905 1438865 2014411 10072055