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39676001 = 311279871
BaseRepresentation
bin1001011101011…
…0100001100001
32202122202020112
42113112201201
540124113001
63534221105
7661145321
oct227264141
982582215
1039676001
112043a192
1211354795
1382b2231
1453ab281
15373acbb
hex25d6861

39676001 has 4 divisors (see below), whose sum is σ = 40955904. Its totient is φ = 38396100.

The previous prime is 39675991. The next prime is 39676019. The reversal of 39676001 is 10067693.

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, and also an emirpimes, since its reverse is a distinct semiprime: 10067693 = 27413673.

It is a cyclic number.

It is not a de Polignac number, because 39676001 - 222 = 35481697 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (39676061) 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, 639905 + ... + 639966.

It is an arithmetic number, because the mean of its divisors is an integer number (10238976).

Almost surely, 239676001 is an apocalyptic number.

39676001 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

39676001 is a deficient number, since it is larger than the sum of its proper divisors (1279903).

39676001 is a wasteful number, since it uses less digits than its factorization.

39676001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1279902.

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 39676001 is about 6298.8888702691. Note that the first 4 decimals coincide. The cubic root of 39676001 is about 341.0693007646.

The spelling of 39676001 in words is "thirty-nine million, six hundred seventy-six thousand, one".

Divisors: 1 31 1279871 39676001