Search a number
-
+
30002509930902 = 2320249246946433
BaseRepresentation
bin1101101001001100000001…
…11100100110000110010110
310221020012201111120110101220
412310212000330212012112
512413030120020242102
6143450543543431210
76214416110426055
oct664460074460626
9127205644513356
1030002509930902
119617aa1768313
12344682ba55506
1313982bc437972
1475a1b486439c
1537067a3171bc
hex1b4980f26196

30002509930902 has 16 divisors (see below), whose sum is σ = 60007983462000. Its totient is φ = 10000342710272.

The previous prime is 30002509930889. The next prime is 30002509930949. The reversal of 30002509930902 is 20903990520003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123351723 + ... + 123594710.

It is an arithmetic number, because the mean of its divisors is an integer number (3750498966375).

Almost surely, 230002509930902 is an apocalyptic number.

30002509930902 is an abundant number, since it is smaller than the sum of its proper divisors (30005473531098).

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

30002509930902 is a wasteful number, since it uses less digits than its factorization.

30002509930902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246966687.

The product of its (nonzero) digits is 131220, while the sum is 42.

The spelling of 30002509930902 in words is "thirty trillion, two billion, five hundred nine million, nine hundred thirty thousand, nine hundred two".

Divisors: 1 2 3 6 20249 40498 60747 121494 246946433 493892866 740839299 1481678598 5000418321817 10000836643634 15001254965451 30002509930902