Base | Representation |
---|---|
bin | 111000010010… |
… | …1100011110100 |
3 | 2001112110120002 |
4 | 1300211203310 |
5 | 30023421342 |
6 | 2532330432 |
7 | 505602365 |
oct | 160454364 |
9 | 61473502 |
10 | 29513972 |
11 | 15729314 |
12 | 9a73a18 |
13 | 61649b7 |
14 | 3cc3b6c |
15 | 28ced32 |
hex | 1c258f4 |
29513972 has 12 divisors (see below), whose sum is σ = 54687780. Its totient is φ = 13888896.
The previous prime is 29513971. The next prime is 29513993. The reversal of 29513972 is 27931592.
It can be written as a sum of positive squares in 2 ways, for example, as 11587216 + 17926756 = 3404^2 + 4234^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29513971) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 216947 + ... + 217082.
It is an arithmetic number, because the mean of its divisors is an integer number (4557315).
Almost surely, 229513972 is an apocalyptic number.
It is an amenable number.
29513972 is a deficient number, since it is larger than the sum of its proper divisors (25173808).
29513972 is a wasteful number, since it uses less digits than its factorization.
29513972 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 434050 (or 434048 counting only the distinct ones).
The product of its digits is 34020, while the sum is 38.
The square root of 29513972 is about 5432.6763201943. The cubic root of 29513972 is about 309.0361041869.
The spelling of 29513972 in words is "twenty-nine million, five hundred thirteen thousand, nine hundred seventy-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.024 sec. • engine limits •