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58990680 = 233657172
BaseRepresentation
bin1110000100001…
…0000001011000
311010000001000000
43201002001120
5110100200210
65504213000
71314261330
oct341020130
9133001000
1058990680
1130331631
121790a160
13c2b5738
147b980c0
1552a3ac0
hex3842058

58990680 has 336 divisors, whose sum is σ = 241596720. Its totient is φ = 12690432.

The previous prime is 58990667. The next prime is 58990681. The reversal of 58990680 is 8609985.

58990680 is a `hidden beast` number, since 589 + 9 + 0 + 68 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58990681) by changing a digit.

It is a polite number, since it can be written in 83 ways as a sum of consecutive naturals, for example, 3470032 + ... + 3470048.

Almost surely, 258990680 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 58990680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120798360).

58990680 is an abundant number, since it is smaller than the sum of its proper divisors (182606040).

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

58990680 is a wasteful number, since it uses less digits than its factorization.

58990680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70 (or 34 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 45.

The square root of 58990680 is about 7680.5390435828. The cubic root of 58990680 is about 389.2791417923.

The spelling of 58990680 in words is "fifty-eight million, nine hundred ninety thousand, six hundred eighty".