Search a number
-
+
40152470231510 = 25721331619833391
BaseRepresentation
bin10010010000100101110011…
…01110011001100111010110
312021011112112200120021202222
421020102321232121213112
520230324224334402020
6221221442402302342
711312630433451100
oct1110227156314726
9167145480507688
1040152470231510
111188062674476a
1246059990579b2
131953491852870
149cb565d6c570
154996d05e6b25
hex2484b9b999d6

40152470231510 has 384 divisors, whose sum is σ = 95119159984128. Its totient is φ = 12080202624000.

The previous prime is 40152470231441. The next prime is 40152470231539. The reversal of 40152470231510 is 1513207425104.

40152470231510 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×401524702315102 (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 11840891915 + ... + 11840895305.

It is an arithmetic number, because the mean of its divisors is an integer number (247706145792).

Almost surely, 240152470231510 is an apocalyptic number.

40152470231510 is an abundant number, since it is smaller than the sum of its proper divisors (54966689752618).

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

40152470231510 is a wasteful number, since it uses less digits than its factorization.

40152470231510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4500 (or 4493 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 35.

Adding to 40152470231510 its reverse (1513207425104), we get a palindrome (41665677656614).

The spelling of 40152470231510 in words is "forty trillion, one hundred fifty-two billion, four hundred seventy million, two hundred thirty-one thousand, five hundred ten".