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192011148 = 22347312731
BaseRepresentation
bin10110111000111…
…01101110001100
3111101022011210000
423130131232030
5343123324043
631015244300
74521032160
oct1334355614
9441264700
10192011148
11994268aa
1254379690
1330a1ac84
141b702ca0
1511ccc2d3
hexb71db8c

192011148 has 120 divisors (see below), whose sum is σ = 592385024. Its totient is φ = 53071200.

The previous prime is 192011129. The next prime is 192011177. The reversal of 192011148 is 841110291.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 68943 + ... + 71673.

Almost surely, 2192011148 is an apocalyptic number.

192011148 is a gapful number since it is divisible by the number (18) 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 192011148, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (296192512).

192011148 is an abundant number, since it is smaller than the sum of its proper divisors (400373876).

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

192011148 is a wasteful number, since it uses less digits than its factorization.

192011148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2785 (or 2774 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 27.

The square root of 192011148 is about 13856.8087235121. The cubic root of 192011148 is about 576.9109933223.

The spelling of 192011148 in words is "one hundred ninety-two million, eleven thousand, one hundred forty-eight".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 27 28 31 36 42 54 62 63 81 84 93 108 124 126 162 186 189 217 252 279 324 372 378 434 558 567 651 756 837 868 1116 1134 1302 1674 1953 2268 2511 2604 2731 3348 3906 5022 5462 5859 7812 8193 10044 10924 11718 16386 17577 19117 23436 24579 32772 35154 38234 49158 57351 70308 73737 76468 84661 98316 114702 147474 169322 172053 221211 229404 253983 294948 338644 344106 442422 507966 516159 592627 688212 761949 884844 1015932 1032318 1185254 1523898 1548477 1777881 2064636 2285847 2370508 3047796 3096954 3555762 4571694 5333643 6193908 6857541 7111524 9143388 10667286 13715082 16000929 21334572 27430164 32001858 48002787 64003716 96005574 192011148