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101302052 = 22157161309
BaseRepresentation
bin1100000100110…
…11111100100100
321001121200021212
412002123330210
5201413131202
614015130552
72340024155
oct602337444
9231550255
10101302052
1152200805
1229b13a58
1317cab357
14d64d92c
158d60652
hex609bf24

101302052 has 12 divisors (see below), whose sum is σ = 178408860. Its totient is φ = 50328096.

The previous prime is 101302009. The next prime is 101302063. The reversal of 101302052 is 250203101.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 28472896 + 72829156 = 5336^2 + 8534^2 .

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, 80027 + ... + 81282.

It is an arithmetic number, because the mean of its divisors is an integer number (14867405).

Almost surely, 2101302052 is an apocalyptic number.

It is an amenable number.

101302052 is a deficient number, since it is larger than the sum of its proper divisors (77106808).

101302052 is a wasteful number, since it uses less digits than its factorization.

101302052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161470 (or 161468 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 101302052 is about 10064.8920510853. The cubic root of 101302052 is about 466.1647326626.

Adding to 101302052 its reverse (250203101), we get a palindrome (351505153).

The spelling of 101302052 in words is "one hundred one million, three hundred two thousand, fifty-two".

Divisors: 1 2 4 157 314 628 161309 322618 645236 25325513 50651026 101302052