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115047076 = 223121732
BaseRepresentation
bin1101101101101…
…11101010100100
322000110222220211
412312313222210
5213423001301
615225505204
72564612134
oct666675244
9260428824
10115047076
1159a39631
1232642204
131aab16c1
14113caac4
15a178051
hex6db7aa4

115047076 has 27 divisors (see below), whose sum is σ = 209245953. Its totient is φ = 55346160.

The previous prime is 115047061. The next prime is 115047077. The reversal of 115047076 is 670740511.

The square root of 115047076 is 10726.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 104652900 + 10394176 = 10230^2 + 3224^2 .

It is a super-2 number, since 2×1150470762 = 26471659392299552, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115047077) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 664926 + ... + 665098.

Almost surely, 2115047076 is an apocalyptic number.

115047076 is the 10726-th square number.

It is an amenable number.

115047076 is a deficient number, since it is larger than the sum of its proper divisors (94198877).

115047076 is an equidigital number, since it uses as much as digits as its factorization.

115047076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412 (or 206 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 31.

The cubic root of 115047076 is about 486.3607599869.

Adding to 115047076 its reverse (670740511), we get a palindrome (785787587).

The spelling of 115047076 in words is "one hundred fifteen million, forty-seven thousand, seventy-six".

Divisors: 1 2 4 31 62 124 173 346 692 961 1922 3844 5363 10726 21452 29929 59858 119716 166253 332506 665012 927799 1855598 3711196 28761769 57523538 115047076