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211230400033 = 1773916813691
BaseRepresentation
bin1100010010111001010…
…0000001111000100001
3202012020000021010011101
43010232110001320201
511430044440300113
6241012104314401
721155325530032
oct3045624017041
9665200233141
10211230400033
1181645065a44
1234b30772a01
1316bc3bb5bb3
14a31b808a89
1557643752dd
hex312e501e21

211230400033 has 8 divisors (see below), whose sum is σ = 223958377440. Its totient is φ = 198536051520.

The previous prime is 211230399977. The next prime is 211230400099. The reversal of 211230400033 is 330004032112.

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 211230400033 - 29 = 211230399521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211230400133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8394283 + ... + 8419408.

It is an arithmetic number, because the mean of its divisors is an integer number (27994797180).

Almost surely, 2211230400033 is an apocalyptic number.

It is an amenable number.

211230400033 is a deficient number, since it is larger than the sum of its proper divisors (12727977407).

211230400033 is a wasteful number, since it uses less digits than its factorization.

211230400033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16814447.

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

Adding to 211230400033 its reverse (330004032112), we get a palindrome (541234432145).

The spelling of 211230400033 in words is "two hundred eleven billion, two hundred thirty million, four hundred thousand, thirty-three".

Divisors: 1 17 739 12563 16813691 285832747 12425317649 211230400033