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152148181874 = 21319307992271
BaseRepresentation
bin1000110110110010111…
…1010000001101110010
3112112201110122110102012
42031230233100031302
54443044413304444
6153521303322522
713664242131113
oct2155457201562
9475643573365
10152148181874
1159586755a77
12255a2150442
1311469639cb0
147514bc020a
153e574b2b9e
hex236cbd0372

152148181874 has 16 divisors (see below), whose sum is σ = 258713508480. Its totient is φ = 66526330320.

The previous prime is 152148181789. The next prime is 152148181879. The reversal of 152148181874 is 478181841251.

152148181874 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (152148181879) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 153995642 + ... + 153996629.

It is an arithmetic number, because the mean of its divisors is an integer number (16169594280).

Almost surely, 2152148181874 is an apocalyptic number.

152148181874 is a deficient number, since it is larger than the sum of its proper divisors (106565326606).

152148181874 is a wasteful number, since it uses less digits than its factorization.

152148181874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307992305.

The product of its digits is 573440, while the sum is 50.

The spelling of 152148181874 in words is "one hundred fifty-two billion, one hundred forty-eight million, one hundred eighty-one thousand, eight hundred seventy-four".

Divisors: 1 2 13 19 26 38 247 494 307992271 615984542 4003899523 5851853149 8007799046 11703706298 76074090937 152148181874