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29694001 = 31957871
BaseRepresentation
bin111000101000…
…1100000110001
32001212121111211
41301101200301
530100202001
62540240121
7510252301
oct161214061
961777454
1029694001
11158415a7
129b40041
1361c891c
143d2d601
152918351
hex1c51831

29694001 has 4 divisors (see below), whose sum is σ = 30651904. Its totient is φ = 28736100.

The previous prime is 29693987. The next prime is 29694013. The reversal of 29694001 is 10049692.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 29694001 - 219 = 29169713 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31), and also a Moran number because the ratio is a prime number: 957871 = 29694001 / (2 + 9 + 6 + 9 + 4 + 0 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29691001) 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, 478905 + ... + 478966.

It is an arithmetic number, because the mean of its divisors is an integer number (7662976).

Almost surely, 229694001 is an apocalyptic number.

It is an amenable number.

29694001 is a deficient number, since it is larger than the sum of its proper divisors (957903).

29694001 is an equidigital number, since it uses as much as digits as its factorization.

29694001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 957902.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 29694001 is about 5449.2202194442. The cubic root of 29694001 is about 309.6631825648.

The spelling of 29694001 in words is "twenty-nine million, six hundred ninety-four thousand, one".

Divisors: 1 31 957871 29694001