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38548274652 = 2233834300343
BaseRepresentation
bin100011111001101001…
…111111110111011100
310200111111101020201000
4203321221333313130
51112421324242102
625413035150300
72533155633246
oct437151776734
9120444336630
1038548274652
1115391550328
1275798a5390
133834393294
141c19873096
15100932601c
hex8f9a7fddc

38548274652 has 48 divisors (see below), whose sum is σ = 101144090880. Its totient is φ = 12694609584.

The previous prime is 38548274647. The next prime is 38548274683. The reversal of 38548274652 is 25647284583.

38548274652 is a `hidden beast` number, since 3 + 8 + 548 + 2 + 7 + 46 + 52 = 666.

It is a super-2 number, since 2×385482746522 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2141208 + ... + 2159135.

It is an arithmetic number, because the mean of its divisors is an integer number (2107168560).

Almost surely, 238548274652 is an apocalyptic number.

It is an amenable number.

38548274652 is an abundant number, since it is smaller than the sum of its proper divisors (62595816228).

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

38548274652 is a wasteful number, since it uses less digits than its factorization.

38548274652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4300439 (or 4300431 counting only the distinct ones).

The product of its digits is 12902400, while the sum is 54.

The spelling of 38548274652 in words is "thirty-eight billion, five hundred forty-eight million, two hundred seventy-four thousand, six hundred fifty-two".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 83 108 166 249 332 498 747 996 1494 2241 2988 4482 8964 4300343 8600686 12901029 17201372 25802058 38703087 51604116 77406174 116109261 154812348 232218522 356928469 464437044 713856938 1070785407 1427713876 2141570814 3212356221 4283141628 6424712442 9637068663 12849424884 19274137326 38548274652