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38399114988 = 22341319479821
BaseRepresentation
bin100011110000110000…
…111111111011101100
310200010002201011010000
4203300300333323230
51112120133134423
625350150144300
72526365043363
oct436060777354
9120102634100
1038399114988
1115315332483
127537952090
13380c4c9a20
141c03b267da
15eeb1b0843
hex8f0c3feec

38399114988 has 120 divisors (see below), whose sum is σ = 113794585520. Its totient is φ = 11193240960.

The previous prime is 38399114987. The next prime is 38399114989. The reversal of 38399114988 is 88941199383.

It is an interprime number because it is at equal distance from previous prime (38399114987) and next prime (38399114989).

It is not an unprimeable number, because it can be changed into a prime (38399114987) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 159883 + ... + 319938.

Almost surely, 238399114988 is an apocalyptic number.

38399114988 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

38399114988 is an abundant number, since it is smaller than the sum of its proper divisors (75395470532).

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

38399114988 is a wasteful number, since it uses less digits than its factorization.

38399114988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479869 (or 479858 counting only the distinct ones).

The product of its digits is 13436928, while the sum is 63.

The spelling of 38399114988 in words is "thirty-eight billion, three hundred ninety-nine million, one hundred fourteen thousand, nine hundred eighty-eight".

Divisors: 1 2 3 4 6 9 12 13 18 19 26 27 36 38 39 52 54 57 76 78 81 108 114 117 156 162 171 228 234 247 324 342 351 468 494 513 684 702 741 988 1026 1053 1404 1482 1539 2052 2106 2223 2964 3078 4212 4446 6156 6669 8892 13338 20007 26676 40014 80028 479821 959642 1439463 1919284 2878926 4318389 5757852 6237673 8636778 9116599 12475346 12955167 17273556 18233198 18713019 24950692 25910334 27349797 36466396 37426038 38865501 51820668 54699594 56139057 74852076 77731002 82049391 109399188 112278114 118515787 155462004 164098782 168417171 224556228 237031574 246148173 328197564 336834342 355547361 474063148 492296346 505251513 673668684 711094722 738444519 984592692 1010503026 1066642083 1422189444 1476889038 2021006052 2133284166 2953778076 3199926249 4266568332 6399852498 9599778747 12799704996 19199557494 38399114988