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101261252316 = 22377940937309
BaseRepresentation
bin101111001001110100…
…1000001011011011100
3100200101001220121011110
41132103221001123130
53124340340033231
6114304020022020
710213230304650
oct1362351013334
9320331817143
10101261252316
1139a43378694
1217760231910
139719bcbba3
144c88776a60
152979d24046
hex1793a416dc

101261252316 has 96 divisors (see below), whose sum is σ = 274124032000. Its totient is φ = 28494955008.

The previous prime is 101261252219. The next prime is 101261252321. The reversal of 101261252316 is 613252162101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2695470 + ... + 2732778.

Almost surely, 2101261252316 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101261252316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137062016000).

101261252316 is an abundant number, since it is smaller than the sum of its proper divisors (172862779684).

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

101261252316 is a wasteful number, since it uses less digits than its factorization.

101261252316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37811 (or 37809 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The spelling of 101261252316 in words is "one hundred one billion, two hundred sixty-one million, two hundred fifty-two thousand, three hundred sixteen".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 79 84 158 237 316 409 474 553 818 948 1106 1227 1636 1659 2212 2454 2863 3318 4908 5726 6636 8589 11452 17178 32311 34356 37309 64622 74618 96933 111927 129244 149236 193866 223854 226177 261163 387732 447708 452354 522326 678531 783489 904708 1044652 1357062 1566978 2714124 2947411 3133956 5894822 8842233 11789644 15259381 17684466 20631877 30518762 35368932 41263754 45778143 61037524 61895631 82527508 91556286 106815667 123791262 183112572 213631334 247582524 320447001 427262668 640894002 1205491099 1281788004 2410982198 3616473297 4821964396 7232946594 8438437693 14465893188 16876875386 25315313079 33753750772 50630626158 101261252316