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153872108808 = 233115310997149
BaseRepresentation
bin1000111101001101111…
…1100000110100001000
3112201011121112000120220
42033103133200310020
510010112224440213
6154404325150040
714055044226135
oct2172337406410
9481147460526
10153872108808
115a290880880
12259a355b320
13116828431c2
147639b3358c
1540089e0e23
hex23d37e0d08

153872108808 has 64 divisors (see below), whose sum is σ = 427569192000. Its totient is φ = 45748135680.

The previous prime is 153872108777. The next prime is 153872108839. The reversal of 153872108808 is 808801278351.

It is an interprime number because it is at equal distance from previous prime (153872108777) and next prime (153872108839).

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, 5484583 + ... + 5512566.

It is an arithmetic number, because the mean of its divisors is an integer number (6680768625).

Almost surely, 2153872108808 is an apocalyptic number.

It is an amenable number.

153872108808 is an abundant number, since it is smaller than the sum of its proper divisors (273697083192).

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

153872108808 is a wasteful number, since it uses less digits than its factorization.

153872108808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10997222 (or 10997218 counting only the distinct ones).

The product of its (nonzero) digits is 860160, while the sum is 51.

The spelling of 153872108808 in words is "one hundred fifty-three billion, eight hundred seventy-two million, one hundred eight thousand, eight hundred eight".

Divisors: 1 2 3 4 6 8 11 12 22 24 33 44 53 66 88 106 132 159 212 264 318 424 583 636 1166 1272 1749 2332 3498 4664 6996 13992 10997149 21994298 32991447 43988596 65982894 87977192 120968639 131965788 241937278 263931576 362905917 483874556 582848897 725811834 967749112 1165697794 1451623668 1748546691 2331395588 2903247336 3497093382 4662791176 6411337867 6994186764 12822675734 13988373528 19234013601 25645351468 38468027202 51290702936 76936054404 153872108808