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38830680060 = 2235888772823
BaseRepresentation
bin100100001010011111…
…010010011111111100
310201020011202221002120
4210022133102133330
51114011123230220
625501044122540
72543155222524
oct441237223774
9121204687076
1038830680060
11155169a7727
127638396450
13387aa40783
141c45186684
15102400ba40
hex90a7d27fc

38830680060 has 48 divisors (see below), whose sum is σ = 108739631616. Its totient is φ = 10353540672.

The previous prime is 38830680041. The next prime is 38830680061. The reversal of 38830680060 is 6008603883.

It is a junction number, because it is equal to n+sod(n) for n = 38830679994 and 38830680021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38830680061) 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, 496809 + ... + 569631.

It is an arithmetic number, because the mean of its divisors is an integer number (2265408992).

Almost surely, 238830680060 is an apocalyptic number.

38830680060 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

38830680060 is an abundant number, since it is smaller than the sum of its proper divisors (69908951556).

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

38830680060 is a wasteful number, since it uses less digits than its factorization.

38830680060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81722 (or 81720 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 42.

The spelling of 38830680060 in words is "thirty-eight billion, eight hundred thirty million, six hundred eighty thousand, sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 8887 17774 26661 35548 44435 53322 72823 88870 106644 133305 145646 177740 218469 266610 291292 364115 436938 533220 728230 873876 1092345 1456460 2184690 4369380 647178001 1294356002 1941534003 2588712004 3235890005 3883068006 6471780010 7766136012 9707670015 12943560020 19415340030 38830680060