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38411193084 = 22311290993887
BaseRepresentation
bin100011110001011111…
…000100101011111100
310200010221102210010220
4203301133010223330
51112131231134314
625351301101340
72526602516445
oct436137045374
9120127383126
1038411193084
1115321131980
12753b9b7850
133811b68424
141c0558c2cc
15eec2993a9
hex8f17c4afc

38411193084 has 24 divisors (see below), whose sum is σ = 97773946368. Its totient is φ = 11639755440.

The previous prime is 38411193083. The next prime is 38411193131. The reversal of 38411193084 is 48039111483.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38411193083) 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, 145496812 + ... + 145497075.

It is an arithmetic number, because the mean of its divisors is an integer number (4073914432).

Almost surely, 238411193084 is an apocalyptic number.

It is an amenable number.

38411193084 is an abundant number, since it is smaller than the sum of its proper divisors (59362753284).

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

38411193084 is a wasteful number, since it uses less digits than its factorization.

38411193084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290993905 (or 290993903 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 42.

The spelling of 38411193084 in words is "thirty-eight billion, four hundred eleven million, one hundred ninety-three thousand, eighty-four".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 290993887 581987774 872981661 1163975548 1745963322 3200932757 3491926644 6401865514 9602798271 12803731028 19205596542 38411193084