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102214433 = 1912594273
BaseRepresentation
bin1100001011110…
…10101100100001
321010100000211202
412011322230201
5202131330213
614050450545
72350544156
oct605725441
9233300752
10102214433
1152774242
122a293a55
131823a719
14d80a22d
158e90b58
hex617ab21

102214433 has 8 divisors (see below), whose sum is σ = 107704800. Its totient is φ = 96735168.

The previous prime is 102214391. The next prime is 102214439. The reversal of 102214433 is 334412201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102214433 - 212 = 102210337 is a prime.

It is a super-2 number, since 2×1022144332 = 20895580627022978, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (102214439) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 21785 + ... + 26057.

It is an arithmetic number, because the mean of its divisors is an integer number (13463100).

Almost surely, 2102214433 is an apocalyptic number.

It is an amenable number.

102214433 is a deficient number, since it is larger than the sum of its proper divisors (5490367).

102214433 is a wasteful number, since it uses less digits than its factorization.

102214433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5551.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 102214433 is about 10110.1153801527. The cubic root of 102214433 is about 467.5600624405.

Adding to 102214433 its reverse (334412201), we get a palindrome (436626634).

The spelling of 102214433 in words is "one hundred two million, two hundred fourteen thousand, four hundred thirty-three".

Divisors: 1 19 1259 4273 23921 81187 5379707 102214433