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2100033011 = 431272391609
BaseRepresentation
bin111110100101011…
…1111010111110011
312102100120201201102
41331022333113303
513300102024021
6544214555015
7103016662136
oct17512772763
95370521642
102100033011
1198846097a
124a7368a6b
132760ccbab
1415cc9821d
15c457200b
hex7d2bf5f3

2100033011 has 16 divisors (see below), whose sum is σ = 2176204800. Its totient is φ = 2025269568.

The previous prime is 2100032971. The next prime is 2100033029. The reversal of 2100033011 is 1103300012.

It is a cyclic number.

It is not a de Polignac number, because 2100033011 - 214 = 2100016627 is a prime.

It is a super-2 number, since 2×21000330112 = 8820277294579452242, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2100032983 and 2100033001.

It is not an unprimeable number, because it can be changed into a prime (2100033041) 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, 1304375 + ... + 1305983.

It is an arithmetic number, because the mean of its divisors is an integer number (136012800).

Almost surely, 22100033011 is an apocalyptic number.

2100033011 is a deficient number, since it is larger than the sum of its proper divisors (76171789).

2100033011 is a wasteful number, since it uses less digits than its factorization.

2100033011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2018.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 2100033011 is about 45826.1171276817. The cubic root of 2100033011 is about 1280.5858749839.

Adding to 2100033011 its reverse (1103300012), we get a palindrome (3203333023).

The spelling of 2100033011 in words is "two billion, one hundred million, thirty-three thousand, eleven".

Divisors: 1 43 127 239 1609 5461 10277 30353 69187 204343 384551 1305179 8786749 16535693 48837977 2100033011