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4751942031 = 38711012
BaseRepresentation
bin1000110110011110…
…01110000110001111
3110021011121200000000
410123033032012033
534212444121111
62103310335343
7225520561254
oct43317160617
913234550000
104751942031
112019390421
12b074ba553
135a9649125
1433116d42b
151cc2a7c56
hex11b3ce18f

4751942031 has 54 divisors (see below), whose sum is σ = 7300211256. Its totient is φ = 3092418000.

The previous prime is 4751941993. The next prime is 4751942089. The reversal of 4751942031 is 1302491574.

It is not a de Polignac number, because 4751942031 - 26 = 4751941967 is a prime.

It is a super-2 number, since 2×47519420312 = 45161906131968809922, which contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4751942231) by changing a digit.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 47048881 + ... + 47048981.

Almost surely, 24751942031 is an apocalyptic number.

4751942031 is a deficient number, since it is larger than the sum of its proper divisors (2548269225).

4751942031 is an frugal number, since it uses more digits than its factorization.

4751942031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297 (or 175 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 4751942031 is about 68934.3312943558. The cubic root of 4751942031 is about 1681.2167620263.

The spelling of 4751942031 in words is "four billion, seven hundred fifty-one million, nine hundred forty-two thousand, thirty-one".

Divisors: 1 3 9 27 71 81 101 213 243 303 639 729 909 1917 2187 2727 5751 6561 7171 8181 10201 17253 21513 24543 30603 51759 64539 73629 91809 155277 193617 220887 275427 465831 580851 662661 724271 826281 1742553 2172813 2478843 5227659 6518439 7436529 15682977 19555317 22309587 47048931 58665951 66928761 175997853 527993559 1583980677 4751942031