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69430901 = 2953199227
BaseRepresentation
bin1000010001101…
…10111001110101
311211122110021212
410020312321311
5120233242101
610520051205
71502103311
oct410667165
9154573255
1069430901
1136212511
121b303b05
13114cc797
149314b41
1561671bb
hex4236e75

69430901 has 16 divisors (see below), whose sum is σ = 73872000. Its totient is φ = 65153088.

The previous prime is 69430897. The next prime is 69430903. The reversal of 69430901 is 10903496.

It is a cyclic number.

It is not a de Polignac number, because 69430901 - 22 = 69430897 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69430903) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 305750 + ... + 305976.

It is an arithmetic number, because the mean of its divisors is an integer number (4617000).

Almost surely, 269430901 is an apocalyptic number.

It is an amenable number.

69430901 is a deficient number, since it is larger than the sum of its proper divisors (4441099).

69430901 is a wasteful number, since it uses less digits than its factorization.

69430901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 69430901 is about 8332.5206870430. The cubic root of 69430901 is about 411.0086231795.

The spelling of 69430901 in words is "sixty-nine million, four hundred thirty thousand, nine hundred one".

Divisors: 1 29 53 199 227 1537 5771 6583 10547 12031 45173 305863 348899 1310017 2394169 69430901