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13970696 = 231746337
BaseRepresentation
bin110101010010…
…110100001000
3222021210012012
4311102310020
512034030241
61215235052
7226514615
oct65226410
928253165
1013970696
117982433
124818a88
132b81cac
141bd950c
15135e6eb
hexd52d08

13970696 has 8 divisors (see below), whose sum is σ = 26195070. Its totient is φ = 6985344.

The previous prime is 13970689. The next prime is 13970699. The reversal of 13970696 is 69607931.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 7365796 + 6604900 = 2714^2 + 2570^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (13970699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 873161 + ... + 873176.

Almost surely, 213970696 is an apocalyptic number.

It is an amenable number.

13970696 is a deficient number, since it is larger than the sum of its proper divisors (12224374).

13970696 is a wasteful number, since it uses less digits than its factorization.

13970696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1746343 (or 1746339 counting only the distinct ones).

The product of its (nonzero) digits is 61236, while the sum is 41.

The square root of 13970696 is about 3737.7394237694. The cubic root of 13970696 is about 240.8459498851.

The spelling of 13970696 in words is "thirteen million, nine hundred seventy thousand, six hundred ninety-six".

Divisors: 1 2 4 8 1746337 3492674 6985348 13970696