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10102420333 = 43923012347
BaseRepresentation
bin10010110100010011…
…01011001101101101
3222002001111010102001
421122021223031231
5131142204422313
64350241532301
7505230104335
oct113211531555
928061433361
1010102420333
114314609a15
121b5b344091
13c4cc9a815
146bb9c40c5
153e1d8eadd
hex25a26b36d

10102420333 has 4 divisors (see below), whose sum is σ = 10125433120. Its totient is φ = 10079407548.

The previous prime is 10102420283. The next prime is 10102420369. The reversal of 10102420333 is 33302420101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10102420333 - 213 = 10102412141 is a prime.

It is a super-2 number, since 2×101024203332 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10102420333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10102400333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11505735 + ... + 11506612.

It is an arithmetic number, because the mean of its divisors is an integer number (2531358280).

Almost surely, 210102420333 is an apocalyptic number.

It is an amenable number.

10102420333 is a deficient number, since it is larger than the sum of its proper divisors (23012787).

10102420333 is an equidigital number, since it uses as much as digits as its factorization.

10102420333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23012786.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 10102420333 its reverse (33302420101), we get a palindrome (43404840434).

The spelling of 10102420333 in words is "ten billion, one hundred two million, four hundred twenty thousand, three hundred thirty-three".

Divisors: 1 439 23012347 10102420333