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38900275288 = 2371817275279
BaseRepresentation
bin100100001110101000…
…110001100001011000
310201102000201201210121
4210032220301201120
51114131432302123
625512011523024
72544661612210
oct441650614130
9121360651717
1038900275288
1115552211646
127657759474
13388c299c94
141c50501240
15102a1a775d
hex90ea31858

38900275288 has 64 divisors (see below), whose sum is σ = 83949465600. Its totient is φ = 16553496960.

The previous prime is 38900275283. The next prime is 38900275289. The reversal of 38900275288 is 88257200983.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38900275283) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7366233 + ... + 7371511.

It is an arithmetic number, because the mean of its divisors is an integer number (1311710400).

Almost surely, 238900275288 is an apocalyptic number.

It is an amenable number.

38900275288 is an abundant number, since it is smaller than the sum of its proper divisors (45049190312).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38900275288 is a wasteful number, since it uses less digits than its factorization.

38900275288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6200 (or 6196 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 52.

The spelling of 38900275288 in words is "thirty-eight billion, nine hundred million, two hundred seventy-five thousand, two hundred eighty-eight".

Divisors: 1 2 4 7 8 14 28 56 181 362 724 727 1267 1448 1454 2534 2908 5068 5089 5279 5816 10136 10178 10558 20356 21116 36953 40712 42232 73906 131587 147812 263174 295624 526348 921109 955499 1052696 1842218 1910998 3684436 3821996 3837833 6688493 7368872 7643992 7675666 13376986 15351332 26753972 26864831 30702664 53507944 53729662 107459324 214918648 694647773 1389295546 2778591092 4862534411 5557182184 9725068822 19450137644 38900275288