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1112102004 = 2231310616719
BaseRepresentation
bin100001001001001…
…0101010001110100
32212111121122011010
41002102111101310
54234144231004
6302204112220
736362465616
oct10222252164
92774548133
101112102004
11520830772
12270535670
1314952a230
14a79acdb6
1567976a89
hex42495474

1112102004 has 48 divisors (see below), whose sum is σ = 2797562880. Its totient is φ = 341811840.

The previous prime is 1112101997. The next prime is 1112102009. The reversal of 1112102004 is 4002012111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112102009) 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, 162157 + ... + 168875.

It is an arithmetic number, because the mean of its divisors is an integer number (58282560).

Almost surely, 21112102004 is an apocalyptic number.

It is an amenable number.

1112102004 is an abundant number, since it is smaller than the sum of its proper divisors (1685460876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1112102004 is a wasteful number, since it uses less digits than its factorization.

1112102004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7800 (or 7798 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 1112102004 is about 33348.1934143366. The cubic root of 1112102004 is about 1036.0519706292.

Adding to 1112102004 its reverse (4002012111), we get a palindrome (5114114115).

The spelling of 1112102004 in words is "one billion, one hundred twelve million, one hundred two thousand, four".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 1061 2122 3183 4244 6366 6719 12732 13438 13793 20157 26876 27586 40314 41379 55172 80628 82758 87347 165516 174694 262041 349388 524082 1048164 7128859 14257718 21386577 28515436 42773154 85546308 92675167 185350334 278025501 370700668 556051002 1112102004