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38234537323 = 1271931559893
BaseRepresentation
bin100011100110111101…
…001011110101101011
310122200122000201222221
4203212331023311223
51111301020143243
625321550454511
72522326130203
oct434675136553
9118618021887
1038234537323
1115240443884
1274b0804437
1337b43957a8
141bc9d25403
15edba01bed
hex8e6f4bd6b

38234537323 has 8 divisors (see below), whose sum is σ = 38735287808. Its totient is φ = 37736907264.

The previous prime is 38234537291. The next prime is 38234537329. The reversal of 38234537323 is 32373543283.

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 38234537323 - 25 = 38234537291 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 38234537323.

It is not an unprimeable number, because it can be changed into a prime (38234537329) 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, 755436 + ... + 804457.

It is an arithmetic number, because the mean of its divisors is an integer number (4841910976).

Almost surely, 238234537323 is an apocalyptic number.

38234537323 is a deficient number, since it is larger than the sum of its proper divisors (500750485).

38234537323 is a wasteful number, since it uses less digits than its factorization.

38234537323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1560213.

The product of its digits is 1088640, while the sum is 43.

The spelling of 38234537323 in words is "thirty-eight billion, two hundred thirty-four million, five hundred thirty-seven thousand, three hundred twenty-three".

Divisors: 1 127 193 24511 1559893 198106411 301059349 38234537323