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29897060 = 2251494853
BaseRepresentation
bin111001000001…
…1000101100100
32002020221001112
41302003011210
530123201220
62544444152
7512056304
oct162030544
962227045
1029897060
1115970116
12a019658
13626a18b
143d83604
1529585c5
hex1c83164

29897060 has 12 divisors (see below), whose sum is σ = 62783868. Its totient is φ = 11958816.

The previous prime is 29897059. The next prime is 29897071. The reversal of 29897060 is 6079892.

It can be written as a sum of positive squares in 2 ways, for example, as 13380964 + 16516096 = 3658^2 + 4064^2 .

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 29896999 and 29897017.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 747407 + ... + 747446.

It is an arithmetic number, because the mean of its divisors is an integer number (5231989).

Almost surely, 229897060 is an apocalyptic number.

29897060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

29897060 is an abundant number, since it is smaller than the sum of its proper divisors (32886808).

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

29897060 is a wasteful number, since it uses less digits than its factorization.

29897060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1494862 (or 1494860 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 41.

The square root of 29897060 is about 5467.8204067069. The cubic root of 29897060 is about 310.3674449729.

The spelling of 29897060 in words is "twenty-nine million, eight hundred ninety-seven thousand, sixty".

Divisors: 1 2 4 5 10 20 1494853 2989706 5979412 7474265 14948530 29897060