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29410290 = 2355721319
BaseRepresentation
bin111000000110…
…0001111110010
32001100012100000
41300030033302
530012112130
62530210430
7504661200
oct160141762
961305300
1029410290
1115668428
129a23a16
136129750
143c98070
1528ae260
hex1c0c3f2

29410290 has 288 divisors, whose sum is σ = 104569920. Its totient is φ = 5878656.

The previous prime is 29410273. The next prime is 29410349. The reversal of 29410290 is 9201492.

It is a harmonic number, since the harmonic mean of its divisors is an integer.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1547901 + ... + 1547919.

It is an arithmetic number, because the mean of its divisors is an integer number (363090).

Almost surely, 229410290 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 29410290, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52284960).

29410290 is an abundant number, since it is smaller than the sum of its proper divisors (75159630).

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

29410290 is a wasteful number, since it uses less digits than its factorization.

29410290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68 (or 49 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 29410290 is about 5423.1254825977. The cubic root of 29410290 is about 308.6738003587.

The spelling of 29410290 in words is "twenty-nine million, four hundred ten thousand, two hundred ninety".