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58720107 = 331631399
BaseRepresentation
bin1101111111111…
…1111101101011
311002111021211210
43133333331223
5110013020412
65454324203
71312053435
oct337777553
9132437753
1058720107
1130167316
12177b9663
13c21c534
147b27655
15524d83c
hex37fff6b

58720107 has 8 divisors (see below), whose sum is σ = 80819200. Its totient is φ = 37883880.

The previous prime is 58720097. The next prime is 58720121. The reversal of 58720107 is 70102785.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 58720107 - 27 = 58719979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (58720177) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 315607 + ... + 315792.

It is an arithmetic number, because the mean of its divisors is an integer number (10102400).

Almost surely, 258720107 is an apocalyptic number.

58720107 is a deficient number, since it is larger than the sum of its proper divisors (22099093).

58720107 is a wasteful number, since it uses less digits than its factorization.

58720107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631433.

The product of its (nonzero) digits is 3920, while the sum is 30.

The square root of 58720107 is about 7662.9046059572. The cubic root of 58720107 is about 388.6830596443.

The spelling of 58720107 in words is "fifty-eight million, seven hundred twenty thousand, one hundred seven".

Divisors: 1 3 31 93 631399 1894197 19573369 58720107