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38901401 = 711505213
BaseRepresentation
bin1001010001100…
…1011010011001
32201012101200122
42110121122121
534424321101
63505443025
7651441110
oct224313231
981171618
1038901401
111aa60220
1211040475
1380a07a6
145248c77
15363651b
hex2519699

38901401 has 8 divisors (see below), whose sum is σ = 48500544. Its totient is φ = 30312720.

The previous prime is 38901391. The next prime is 38901409. The reversal of 38901401 is 10410983.

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 38901401 - 210 = 38900377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38901409) 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, 252530 + ... + 252683.

It is an arithmetic number, because the mean of its divisors is an integer number (6062568).

Almost surely, 238901401 is an apocalyptic number.

It is an amenable number.

38901401 is a deficient number, since it is larger than the sum of its proper divisors (9599143).

38901401 is a wasteful number, since it uses less digits than its factorization.

38901401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505231.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 38901401 is about 6237.0987646501. The cubic root of 38901401 is about 338.8351167493.

The spelling of 38901401 in words is "thirty-eight million, nine hundred one thousand, four hundred one".

Divisors: 1 7 11 77 505213 3536491 5557343 38901401