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57678612024 = 23311229684889
BaseRepresentation
bin110101101101111010…
…011100011000111000
312111212201111002002210
4311231322130120320
51421111211041044
642255220455120
74111221053505
oct655572343070
9174781432083
1057678612024
1122509088a00
12b21854a4a0
135592836c37
142b124584ac
151778a591b9
hexd6de9c638

57678612024 has 96 divisors (see below), whose sum is σ = 163962666000. Its totient is φ = 16875640320.

The previous prime is 57678612023. The next prime is 57678612083. The reversal of 57678612024 is 42021687675.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57678612023) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 258229 + ... + 426660.

Almost surely, 257678612024 is an apocalyptic number.

It is an amenable number.

57678612024 is an abundant number, since it is smaller than the sum of its proper divisors (106284053976).

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

57678612024 is a wasteful number, since it uses less digits than its factorization.

57678612024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684949 (or 684934 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 48.

The spelling of 57678612024 in words is "fifty-seven billion, six hundred seventy-eight million, six hundred twelve thousand, twenty-four".

Divisors: 1 2 3 4 6 8 11 12 22 24 29 33 44 58 66 87 88 116 121 132 174 232 242 264 319 348 363 484 638 696 726 957 968 1276 1452 1914 2552 2904 3509 3828 7018 7656 10527 14036 21054 28072 42108 84216 684889 1369778 2054667 2739556 4109334 5479112 7533779 8218668 15067558 16437336 19861781 22601337 30135116 39723562 45202674 59585343 60270232 79447124 82871569 90405348 119170686 158894248 165743138 180810696 218479591 238341372 248614707 331486276 436959182 476682744 497229414 655438773 662972552 873918364 994458828 1310877546 1747836728 1988917656 2403275501 2621755092 4806551002 5243510184 7209826503 9613102004 14419653006 19226204008 28839306012 57678612024