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38608328148 = 223131291919157
BaseRepresentation
bin100011111101001111…
…000101010111010100
310200122200101021121120
4203331033011113110
51113032213000043
625423022243540
72534515242315
oct437517052724
9120580337546
1038608328148
1115412438415
127595a265b0
13384395b6b0
141c2382660c
15100e739983
hex8fd3c55d4

38608328148 has 48 divisors (see below), whose sum is σ = 97028373120. Its totient is φ = 11877945984.

The previous prime is 38608328131. The next prime is 38608328153. The reversal of 38608328148 is 84182380683.

It is a happy number.

It is a super-3 number, since 3×386083281483 (a number of 33 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 38608328148.

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, 2005786 + ... + 2024942.

It is an arithmetic number, because the mean of its divisors is an integer number (2021424440).

Almost surely, 238608328148 is an apocalyptic number.

It is an amenable number.

38608328148 is an abundant number, since it is smaller than the sum of its proper divisors (58420044972).

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

38608328148 is a wasteful number, since it uses less digits than its factorization.

38608328148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32096 (or 32094 counting only the distinct ones).

The product of its (nonzero) digits is 1769472, while the sum is 51.

The spelling of 38608328148 in words is "thirty-eight billion, six hundred eight million, three hundred twenty-eight thousand, one hundred forty-eight".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 12919 19157 25838 38314 38757 51676 57471 76628 77514 114942 155028 167947 229884 249041 335894 498082 503841 671788 747123 996164 1007682 1494246 2015364 2988492 247489283 494978566 742467849 989957132 1484935698 2969871396 3217360679 6434721358 9652082037 12869442716 19304164074 38608328148