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2031104172 = 2231713176003
BaseRepresentation
bin111100100010000…
…0011000010101100
312020112212210010110
41321010003002230
513124430313142
6533313340020
7101222046336
oct17104030254
95215783113
102031104172
11952561699
12488267610
13264a47ab6
14153a74456
15bd4a899c
hex791030ac

2031104172 has 48 divisors (see below), whose sum is σ = 5056394112. Its totient is φ = 632336640.

The previous prime is 2031104143. The next prime is 2031104191. The reversal of 2031104172 is 2714011302.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11278 + ... + 64725.

It is an arithmetic number, because the mean of its divisors is an integer number (105341544).

Almost surely, 22031104172 is an apocalyptic number.

It is an amenable number.

2031104172 is an abundant number, since it is smaller than the sum of its proper divisors (3025289940).

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

2031104172 is a wasteful number, since it uses less digits than its factorization.

2031104172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76158 (or 76156 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 2031104172 is about 45067.7730978579. The cubic root of 2031104172 is about 1266.4189469710.

Adding to 2031104172 its reverse (2714011302), we get a palindrome (4745115474).

The spelling of 2031104172 in words is "two billion, thirty-one million, one hundred four thousand, one hundred seventy-two".

Divisors: 1 2 3 4 6 12 17 34 51 68 102 131 204 262 393 524 786 1572 2227 4454 6681 8908 13362 26724 76003 152006 228009 304012 456018 912036 1292051 2584102 3876153 5168204 7752306 9956393 15504612 19912786 29869179 39825572 59738358 119476716 169258681 338517362 507776043 677034724 1015552086 2031104172