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38013753 = 328434457
BaseRepresentation
bin1001000100000…
…0101100111001
32122112022001210
42101000230321
534212420003
63434433333
7641053161
oct221005471
978468053
1038013753
111a504328
1210892849
137b4c75b
1450975a1
15350d503
hex2440b39

38013753 has 8 divisors (see below), whose sum is σ = 50714208. Its totient is φ = 25327904.

The previous prime is 38013727. The next prime is 38013761. The reversal of 38013753 is 35731083.

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 38013753 - 25 = 38013721 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 38013753.

It is not an unprimeable number, because it can be changed into a prime (38013793) 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, 6301 + ... + 10757.

It is an arithmetic number, because the mean of its divisors is an integer number (6339276).

Almost surely, 238013753 is an apocalyptic number.

It is an amenable number.

38013753 is a deficient number, since it is larger than the sum of its proper divisors (12700455).

38013753 is a wasteful number, since it uses less digits than its factorization.

38013753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7303.

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 38013753 is about 6165.5294176575. The cubic root of 38013753 is about 336.2380947771.

The spelling of 38013753 in words is "thirty-eight million, thirteen thousand, seven hundred fifty-three".

Divisors: 1 3 2843 4457 8529 13371 12671251 38013753