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30026627513 = 1971237123217
BaseRepresentation
bin11011111101101110…
…011111100110111001
32212111121101201110022
4123331232133212321
5442443304040023
621443302500225
72112042060041
oct337556374671
985447351408
1030026627513
1111809280743
12599ba34675
132aa6a5901c
14164bbba721
15bab1387c8
hex6fdb9f9b9

30026627513 has 8 divisors (see below), whose sum is σ = 30203689032. Its totient is φ = 29849815296.

The previous prime is 30026627503. The next prime is 30026627539. The reversal of 30026627513 is 31572662003.

It can be written as a sum of positive squares in 4 ways, for example, as 26659378729 + 3367248784 = 163277^2 + 58028^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 30026627513 - 210 = 30026626489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30026627503) 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, 182081 + ... + 305297.

It is an arithmetic number, because the mean of its divisors is an integer number (3775461129).

Almost surely, 230026627513 is an apocalyptic number.

It is an amenable number.

30026627513 is a deficient number, since it is larger than the sum of its proper divisors (177061519).

30026627513 is a wasteful number, since it uses less digits than its factorization.

30026627513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124651.

The product of its (nonzero) digits is 45360, while the sum is 35.

The spelling of 30026627513 in words is "thirty billion, twenty-six million, six hundred twenty-seven thousand, five hundred thirteen".

Divisors: 1 197 1237 123217 243689 24273749 152419429 30026627513