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190920060 = 223252693943
BaseRepresentation
bin10110110000100…
…11010101111100
3111022020202002100
423120103111330
5342333420220
630540025100
74505536152
oct1330232574
9438222070
10190920060
1198851081
1253b32190
1330728466
141b4db3d2
1511b63d90
hexb61357c

190920060 has 72 divisors (see below), whose sum is σ = 581424480. Its totient is φ = 50709888.

The previous prime is 190920053. The next prime is 190920061. The reversal of 190920060 is 60029091.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190920061) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46449 + ... + 50391.

It is an arithmetic number, because the mean of its divisors is an integer number (8075340).

Almost surely, 2190920060 is an apocalyptic number.

190920060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 190920060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (290712240).

190920060 is an abundant number, since it is smaller than the sum of its proper divisors (390504420).

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

190920060 is a wasteful number, since it uses less digits than its factorization.

190920060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4227 (or 4222 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 27.

The square root of 190920060 is about 13817.3825307111. The cubic root of 190920060 is about 575.8161667400.

The spelling of 190920060 in words is "one hundred ninety million, nine hundred twenty thousand, sixty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 269 538 807 1076 1345 1614 2421 2690 3228 3943 4035 4842 5380 7886 8070 9684 11829 12105 15772 16140 19715 23658 24210 35487 39430 47316 48420 59145 70974 78860 118290 141948 177435 236580 354870 709740 1060667 2121334 3182001 4242668 5303335 6364002 9546003 10606670 12728004 15910005 19092006 21213340 31820010 38184012 47730015 63640020 95460030 190920060