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4187039252 = 221195159983
BaseRepresentation
bin1111100110010001…
…0010011000010100
3101210210122122001212
43321210102120110
532033340224002
61531250440552
7205521150344
oct37144223024
911723578055
104187039252
111859524620
1298a293158
135195bb626
142ba120d24
151978be352
hexf9912614

4187039252 has 12 divisors (see below), whose sum is σ = 7993438656. Its totient is φ = 1903199640.

The previous prime is 4187039239. The next prime is 4187039257. The reversal of 4187039252 is 2529307814.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4187039257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47579948 + ... + 47580035.

It is an arithmetic number, because the mean of its divisors is an integer number (666119888).

Almost surely, 24187039252 is an apocalyptic number.

It is an amenable number.

4187039252 is a deficient number, since it is larger than the sum of its proper divisors (3806399404).

4187039252 is a wasteful number, since it uses less digits than its factorization.

4187039252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95159998 (or 95159996 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 4187039252 is about 64707.3353801561. The cubic root of 4187039252 is about 1611.7673135645.

The spelling of 4187039252 in words is "four billion, one hundred eighty-seven million, thirty-nine thousand, two hundred fifty-two".

Divisors: 1 2 4 11 22 44 95159983 190319966 380639932 1046759813 2093519626 4187039252