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38930440401331 = 409510118659959
BaseRepresentation
bin10001101101000001100110…
…00100100011000110110011
312002211201021022211212000021
420312200303010203012303
520100314020220320311
6214444221502104311
711125426414335643
oct1066406304430663
9162751238755007
1038930440401331
111144a341768156
124448b9187b097
1318951811a02ab
14988359b3a523
15477a0b889171
hex2368331231b3

38930440401331 has 8 divisors (see below), whose sum is σ = 39033277527200. Its totient is φ = 38827640606400.

The previous prime is 38930440401323. The next prime is 38930440401389. The reversal of 38930440401331 is 13310404403983.

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 38930440401331 - 23 = 38930440401323 is a prime.

It is a super-2 number, since 2×389304404013312 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38930440491331) 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, 7243671 + ... + 11416288.

It is an arithmetic number, because the mean of its divisors is an integer number (4879159690900).

Almost surely, 238930440401331 is an apocalyptic number.

38930440401331 is a deficient number, since it is larger than the sum of its proper divisors (102837125869).

38930440401331 is a wasteful number, since it uses less digits than its factorization.

38930440401331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18665469.

The product of its (nonzero) digits is 373248, while the sum is 43.

The spelling of 38930440401331 in words is "thirty-eight trillion, nine hundred thirty billion, four hundred forty million, four hundred one thousand, three hundred thirty-one".

Divisors: 1 409 5101 2086309 18659959 7631923231 95184450859 38930440401331