Search a number
-
+
62097980 = 2257538369
BaseRepresentation
bin1110110011100…
…0101000111100
311022211220102012
43230320220330
5111344113410
610054550352
71352552450
oct354705074
9138756365
1062097980
113206414a
12189683b8
13cb32b89
148366660
1556b9605
hex3b38a3c

62097980 has 48 divisors (see below), whose sum is σ = 151865280. Its totient is φ = 20886528.

The previous prime is 62097967. The next prime is 62097989. The reversal of 62097980 is 8979026.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (62097989) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3236 + ... + 11604.

It is an arithmetic number, because the mean of its divisors is an integer number (3163860).

Almost surely, 262097980 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 62097980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75932640).

62097980 is an abundant number, since it is smaller than the sum of its proper divisors (89767300).

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

62097980 is a wasteful number, since it uses less digits than its factorization.

62097980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8438 (or 8436 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 41.

The square root of 62097980 is about 7880.2271540864. The cubic root of 62097980 is about 395.9975427525.

The spelling of 62097980 in words is "sixty-two million, ninety-seven thousand, nine hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 28 35 53 70 106 140 212 265 371 530 742 1060 1484 1855 3710 7420 8369 16738 33476 41845 58583 83690 117166 167380 234332 292915 443557 585830 887114 1171660 1774228 2217785 3104899 4435570 6209798 8871140 12419596 15524495 31048990 62097980