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29683941 = 371413521
BaseRepresentation
bin111000100111…
…1000011100101
32001212002201020
41301033003211
530044341231
62540121353
7510211050
oct161170345
961762636
1029683941
1115834a91
129b36259
1361c4181
143d29a97
152915396
hex1c4f0e5

29683941 has 8 divisors (see below), whose sum is σ = 45232704. Its totient is φ = 16962240.

The previous prime is 29683919. The next prime is 29683949. The reversal of 29683941 is 14938692.

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

It is not a de Polignac number, because 29683941 - 27 = 29683813 is a prime.

It is a super-2 number, since 2×296839412 = 1762272706582962, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 29683893 and 29683902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29683949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 706740 + ... + 706781.

It is an arithmetic number, because the mean of its divisors is an integer number (5654088).

Almost surely, 229683941 is an apocalyptic number.

29683941 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

29683941 is a deficient number, since it is larger than the sum of its proper divisors (15548763).

29683941 is a wasteful number, since it uses less digits than its factorization.

29683941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1413531.

The product of its digits is 93312, while the sum is 42.

The square root of 29683941 is about 5448.2970733983. The cubic root of 29683941 is about 309.6282084581.

The spelling of 29683941 in words is "twenty-nine million, six hundred eighty-three thousand, nine hundred forty-one".

Divisors: 1 3 7 21 1413521 4240563 9894647 29683941