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190000057038 = 231119314887587
BaseRepresentation
bin1011000011110011100…
…0101100101011001110
3200011102102121221121120
42300330320230223032
511103110003311123
6223141304341410
716504243560231
oct2607470545316
9604372557546
10190000057038
1173640096030
12309a6774866
1314bbc65196c
1492a5d75418
154e205c82e3
hex2c3ce2cace

190000057038 has 64 divisors (see below), whose sum is σ = 450440110080. Its totient is φ = 52785928800.

The previous prime is 190000057021. The next prime is 190000057067. The reversal of 190000057038 is 830750000091.

190000057038 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1900000570382 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2404920 + ... + 2482667.

It is an arithmetic number, because the mean of its divisors is an integer number (7038126720).

Almost surely, 2190000057038 is an apocalyptic number.

190000057038 is an abundant number, since it is smaller than the sum of its proper divisors (260440053042).

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

190000057038 is a wasteful number, since it uses less digits than its factorization.

190000057038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4887653.

The product of its (nonzero) digits is 7560, while the sum is 33.

The spelling of 190000057038 in words is "one hundred ninety billion, fifty-seven thousand, thirty-eight".

Divisors: 1 2 3 6 11 19 22 31 33 38 57 62 66 93 114 186 209 341 418 589 627 682 1023 1178 1254 1767 2046 3534 6479 12958 19437 38874 4887587 9775174 14662761 29325522 53763457 92864153 107526914 151515197 161290371 185728306 278592459 303030394 322580742 454545591 557184918 909091182 1021505683 1666667167 2043011366 2878788743 3064517049 3333334334 5000001501 5757577486 6129034098 8636366229 10000003002 17272732458 31666676173 63333352346 95000028519 190000057038