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190109010082 = 21723495749043
BaseRepresentation
bin1011000100001101100…
…0010100100010100010
3200011201000122100002111
42301003120110202202
511103320401310312
6223200155505534
716510035631465
oct2610330244242
9604630570074
10190109010082
1173696642072
1230a171582aa
1314c090ab614
1492b66172dc
154e29e4a8a7
hex2c436148a2

190109010082 has 32 divisors (see below), whose sum is σ = 315135556992. Its totient is φ = 85554357504.

The previous prime is 190109010001. The next prime is 190109010109. The reversal of 190109010082 is 280010901091.

It is a super-2 number, since 2×1901090100822 (a number of 23 digits) contains 22 as substring.

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, 3851853 + ... + 3900895.

It is an arithmetic number, because the mean of its divisors is an integer number (9847986156).

Almost surely, 2190109010082 is an apocalyptic number.

190109010082 is a deficient number, since it is larger than the sum of its proper divisors (125026546910).

190109010082 is a wasteful number, since it uses less digits than its factorization.

190109010082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54042.

The product of its (nonzero) digits is 1296, while the sum is 31.

The spelling of 190109010082 in words is "one hundred ninety billion, one hundred nine million, ten thousand, eighty-two".

Divisors: 1 2 17 23 34 46 391 782 4957 9914 49043 84269 98086 114011 168538 228022 833731 1127989 1667462 1938187 2255978 3876374 19175813 38351626 243106151 486212302 4132804567 5591441473 8265609134 11182882946 95054505041 190109010082