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64088130 = 23517532371
BaseRepresentation
bin1111010001111…
…0100001000010
311110121000101110
43310132201002
5112401310010
610205344150
71405511601
oct364364102
9143530343
1064088130
11331a33a7
1219568056
131037b992
148723a38
15595e120
hex3d1e842

64088130 has 64 divisors (see below), whose sum is σ = 166002048. Its totient is φ = 15774720.

The previous prime is 64088117. The next prime is 64088131. The reversal of 64088130 is 3188046.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (64088131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25845 + ... + 28215.

It is an arithmetic number, because the mean of its divisors is an integer number (2593782).

Almost surely, 264088130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 64088130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83001024).

64088130 is an abundant number, since it is smaller than the sum of its proper divisors (101913918).

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

64088130 is a wasteful number, since it uses less digits than its factorization.

64088130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2451.

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 64088130 is about 8005.5062300894. The cubic root of 64088130 is about 400.1835199549.

The spelling of 64088130 in words is "sixty-four million, eighty-eight thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 17 30 34 51 53 85 102 106 159 170 255 265 318 510 530 795 901 1590 1802 2371 2703 4505 4742 5406 7113 9010 11855 13515 14226 23710 27030 35565 40307 71130 80614 120921 125663 201535 241842 251326 376989 403070 604605 628315 753978 1209210 1256630 1884945 2136271 3769890 4272542 6408813 10681355 12817626 21362710 32044065 64088130