Search a number
-
+
60985080 = 233251383157
BaseRepresentation
bin1110100010100…
…0111011111000
311020202100210200
43220220323320
5111103010310
610015042200
71340236032
oct350507370
9136670720
1060985080
1131473aa2
1218510360
13c833460
148156c52
1555499c0
hex3a28ef8

60985080 has 192 divisors, whose sum is σ = 217395360. Its totient is φ = 14736384.

The previous prime is 60985061. The next prime is 60985109. The reversal of 60985080 is 8058906.

60985080 is a `hidden beast` number, since 60 + 98 + 508 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 388362 + ... + 388518.

Almost surely, 260985080 is an apocalyptic number.

60985080 is a gapful number since it is divisible by the number (60) 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 60985080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108697680).

60985080 is an abundant number, since it is smaller than the sum of its proper divisors (156410280).

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

60985080 is a wasteful number, since it uses less digits than its factorization.

60985080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270 (or 263 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 60985080 is about 7809.2944623698. The cubic root of 60985080 is about 393.6176214102.

The spelling of 60985080 in words is "sixty million, nine hundred eighty-five thousand, eighty".