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38274983297 = 239111600727
BaseRepresentation
bin100011101001010111…
…011110010110000001
310122210110010121102222
4203221113132112001
51111341343431142
625325553420425
72523326663405
oct435127362601
9118713117388
1038274983297
1115261259501
12750226a715
1337bc887315
141bd1453105
15ee0340bd2
hex8e95de581

38274983297 has 4 divisors (see below), whose sum is σ = 38276607936. Its totient is φ = 38273358660.

The previous prime is 38274983233. The next prime is 38274983303. The reversal of 38274983297 is 79238947283.

38274983297 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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: 79238947283 = 233445171621.

It is a cyclic number.

It is not a de Polignac number, because 38274983297 - 26 = 38274983233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38264983297) 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, 776453 + ... + 824274.

It is an arithmetic number, because the mean of its divisors is an integer number (9569151984).

Almost surely, 238274983297 is an apocalyptic number.

It is an amenable number.

38274983297 is a deficient number, since it is larger than the sum of its proper divisors (1624639).

38274983297 is a wasteful number, since it uses less digits than its factorization.

38274983297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1624638.

The product of its digits is 36578304, while the sum is 62.

The spelling of 38274983297 in words is "thirty-eight billion, two hundred seventy-four million, nine hundred eighty-three thousand, two hundred ninety-seven".

Divisors: 1 23911 1600727 38274983297