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38799901 = 76782729
BaseRepresentation
bin1001010000000…
…0101000011101
32201000020110101
42110000220131
534413044101
63503341101
7650536150
oct224005035
981006411
1038799901
111a9a0a38
1210bb1791
13806652a
14521dc97
153616401
hex2500a1d

38799901 has 8 divisors (see below), whose sum is σ = 45005120. Its totient is φ = 32760288.

The previous prime is 38799877. The next prime is 38799923. The reversal of 38799901 is 10999783.

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

It is a cyclic number.

It is not a de Polignac number, because 38799901 - 27 = 38799773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38799961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40896 + ... + 41833.

It is an arithmetic number, because the mean of its divisors is an integer number (5625640).

Almost surely, 238799901 is an apocalyptic number.

It is an amenable number.

38799901 is a deficient number, since it is larger than the sum of its proper divisors (6205219).

38799901 is an equidigital number, since it uses as much as digits as its factorization.

38799901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82803.

The product of its (nonzero) digits is 122472, while the sum is 46.

The square root of 38799901 is about 6228.9566542078. The cubic root of 38799901 is about 338.5401683403.

The spelling of 38799901 in words is "thirty-eight million, seven hundred ninety-nine thousand, nine hundred one".

Divisors: 1 7 67 469 82729 579103 5542843 38799901