Search a number
-
+
192628020 = 2235131773199
BaseRepresentation
bin10110111101101…
…00010100110100
3111102110111222010
423132310110310
5343303044040
631040404220
74526211504
oct1336642464
9442414863
10192628020
1199808312
1254616670
1330ba59a0
141b823a04
1511d9ee80
hexb7b4534

192628020 has 192 divisors, whose sum is σ = 626572800. Its totient is φ = 43794432.

The previous prime is 192628001. The next prime is 192628027. The reversal of 192628020 is 20826291.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (192628027) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 967881 + ... + 968079.

It is an arithmetic number, because the mean of its divisors is an integer number (3263400).

Almost surely, 2192628020 is an apocalyptic number.

192628020 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 192628020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (313286400).

192628020 is an abundant number, since it is smaller than the sum of its proper divisors (433944780).

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

192628020 is a wasteful number, since it uses less digits than its factorization.

192628020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314 (or 312 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 192628020 is about 13879.0496792828. The cubic root of 192628020 is about 577.5281446526.

The spelling of 192628020 in words is "one hundred ninety-two million, six hundred twenty-eight thousand, twenty".