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102206301 = 31912011493
BaseRepresentation
bin1100001011110…
…00101101011101
321010022121200120
412011320231131
5202131100201
614050345153
72350511361
oct605705535
9233277616
10102206301
115276911a
122a28b1b9
1318236b02
14d8072a1
158e8d536
hex6178b5d

102206301 has 16 divisors (see below), whose sum is σ = 143663040. Its totient is φ = 64454400.

The previous prime is 102206267. The next prime is 102206309. The reversal of 102206301 is 103602201.

It is not a de Polignac number, because 102206301 - 210 = 102205277 is a prime.

It is a super-2 number, since 2×1022063012 = 20892255928205202, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102206309) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67711 + ... + 69203.

It is an arithmetic number, because the mean of its divisors is an integer number (8978940).

Almost surely, 2102206301 is an apocalyptic number.

It is an amenable number.

102206301 is a deficient number, since it is larger than the sum of its proper divisors (41456739).

102206301 is a wasteful number, since it uses less digits than its factorization.

102206301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2716.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 102206301 is about 10109.7132006798. The cubic root of 102206301 is about 467.5476626937.

Adding to 102206301 its reverse (103602201), we get a palindrome (205808502).

It can be divided in two parts, 102 and 206301, that added together give a triangular number (206403 = T642).

The spelling of 102206301 in words is "one hundred two million, two hundred six thousand, three hundred one".

Divisors: 1 3 19 57 1201 1493 3603 4479 22819 28367 68457 85101 1793093 5379279 34068767 102206301