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260148 = 223719163
BaseRepresentation
bin111111100000110100
3111012212010
4333200310
531311043
65324220
72132310
oct774064
9435763
10260148
111684a9
12106670
1391545
146ab40
1552133
hex3f834

260148 has 48 divisors (see below), whose sum is σ = 734720. Its totient is φ = 69984.

The previous prime is 260137. The next prime is 260171. The reversal of 260148 is 841062.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

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, 1515 + ... + 1677.

2260148 is an apocalyptic number.

260148 is a gapful number since it is divisible by the number (28) 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 260148, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (367360).

260148 is an abundant number, since it is smaller than the sum of its proper divisors (474572).

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

260148 is a wasteful number, since it uses less digits than its factorization.

260148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196 (or 194 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 260148 is about 510.0470566526. The cubic root of 260148 is about 63.8371510842.

The spelling of 260148 in words is "two hundred sixty thousand, one hundred forty-eight".

Divisors: 1 2 3 4 6 7 12 14 19 21 28 38 42 57 76 84 114 133 163 228 266 326 399 489 532 652 798 978 1141 1596 1956 2282 3097 3423 4564 6194 6846 9291 12388 13692 18582 21679 37164 43358 65037 86716 130074 260148