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104152212 = 22322893117
BaseRepresentation
bin1100011010100…
…11110010010100
321020222110222100
412031103302110
5203130332322
614200202100
72403164523
oct615236224
9236873870
10104152212
115387810a
122aa69330
1318768738
14db924ba
159224dac
hex6353c94

104152212 has 18 divisors (see below), whose sum is σ = 263273738. Its totient is φ = 34717392.

The previous prime is 104152171. The next prime is 104152231. The reversal of 104152212 is 212251401.

It can be written as a sum of positive squares in only one way, i.e., 54110736 + 50041476 = 7356^2 + 7074^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 1446523 + ... + 1446594.

Almost surely, 2104152212 is an apocalyptic number.

104152212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

104152212 is an abundant number, since it is smaller than the sum of its proper divisors (159121526).

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

104152212 is a wasteful number, since it uses less digits than its factorization.

104152212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2893127 (or 2893122 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 104152212 is about 10205.4991058742. The cubic root of 104152212 is about 470.4962496544.

The spelling of 104152212 in words is "one hundred four million, one hundred fifty-two thousand, two hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 36 2893117 5786234 8679351 11572468 17358702 26038053 34717404 52076106 104152212